A light bulb is connected to an ideal battery, so that the light bulb is lit. What can we say about the voltage across the two?.
Answers
Based on the fact that the light bulb is the only component then we can say that the voltage across the two components is the same.
Why are the voltages the same?The described circuit is a series circuit as there is only one component connected to the battery.
In a series circuit, the sum of the voltages of the different components is equal to the voltage of the source.
In this case, the only component is the light bulb so it will have the same voltage as the source (battery).
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Meteorologists can distinguish a cold from a warm front because a cold front occurs when a cold air masses --- whereas a warm front exists where a -----
Answers
Meteorologists can distinguish a cold from a warm front because a cold front occurs when a cold air mass advances and replaces a warmer air mass, resulting in cooler temperatures and often stormy weather. On the other hand, a warm front exists where a warm air mass moves over and replaces a cooler air mass, resulting in a gradual increase in temperature and often steady rainfall.
A cold front occurs when a cold air mass advances into a region occupied by a warm air mass. As the cold air mass moves forward, it lifts the warm air mass, causing the warm air to cool and condense into clouds. This can result in the formation of thunderstorms and other types of precipitation, and often brings a rapid drop in temperature.
A warm front, on the other hand, exists where a warm air mass advances into an area occupied by a cooler air mass. As the warm air mass moves forward, it rises over the cooler air mass, causing the warm air to cool and condense into clouds. This can result in the formation of steady rain or drizzle, and often brings a gradual rise in temperature.
In summary, meteorologists can distinguish a cold front from a warm front based on the direction in which the air masses are moving and the temperature characteristics of each air mass.
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1) Cold fronts occur when a cold air mass moves into and replaces a warmer air mass.
This typically happens when a high-pressure system moves in, pushing cold air towards an area of low pressure.
2) As the cold air mass moves forward, it forces the warm air mass upwards, where it cools and condenses.
This creates clouds, which can lead to precipitation.
3) The boundary between the two air masses is called a front.
In a cold front, the front is the leading edge of the cold air mass.
4) The cold air behind the front is usually drier and colder than the air ahead of the front.
This can cause a sudden drop in temperature and a change in wind direction, which can result in severe weather conditions such as thunderstorms, strong winds, and even tornadoes.
5) Warm fronts, on the other hand, occur when a warm air mass moves into and replaces a colder air mass.
This typically happens when a low-pressure system moves in, drawing warm air from surrounding areas towards an area of lower pressure.
6) As the warm air mass moves forward, it rises over the colder air mass, where it cools and condenses.
This also creates clouds, which can lead to precipitation.
7) The boundary between the two air masses is again called a front, but in a warm front, the front is the leading edge of the warm air mass.
8) The warm air mass is usually more humid than the air ahead of the front.
This can cause a rise in temperature and a change in wind direction, which can result in milder weather conditions such as light rain, drizzle, or even fog.
By observing the characteristics of a front and the air masses behind it, meteorologists can make predictions about future weather patterns, which helps people prepare for potential weather hazards.
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A girl weighing 50 kg is standing on a pencil heel
each having an area of cross section 1 cm ²
An elephant weighing 200kg on a foot of a cross section
of 250cm² standing on a floor
Answers
Pressure = Force / Area
For the girl standing on the pencil heel:
Weight of the girl = 50 kg
Area of cross section of the pencil heel = 1 cm²
Since pressure is force per unit area, the force exerted by the girl can be calculated using her weight:
Force = Weight × Acceleration due to gravity
= 50 kg × 9.8 m/s² (approximate value for acceleration due to gravity)
Now we can calculate the pressure exerted by the girl:
Pressure = Force / Area
= (50 kg × 9.8 m/s²) / (1 cm²)
= (50 kg × 9.8 m/s²) / (0.0001 m²) (since 1 cm² = 0.0001 m²)
For the elephant standing on the floor:
Weight of the elephant = 200 kg
Area of cross section of the elephant's foot = 250 cm²
Similarly, we can calculate the pressure exerted by the elephant:
Pressure = (200 kg × 9.8 m/s²) / (250 cm²)
= (200 kg × 9.8 m/s²) / (0.025 m²) (since 250 cm² = 0.025 m²)
By comparing the pressures exerted by the girl and the elephant, we can determine which one exerts a higher pressure.
The jet fuel in an airplane has a mass of 97.5 kg and a density of 0.804 g/cm3. what is the volume of this jet fuel? d=m/v
Answers
The volume of the jet fuel with a mass of 97.5 kg and a density of 0.804 g/cm³ is approximately 121.28 liters.
To calculate the volume of the jet fuel, we can use the formula for density:
density (ρ) = mass (m) / volume (v)
Rearranging the formula to solve for volume, we have:
volume (v) = mass (m) / density (ρ)
The mass of the jet fuel is 97.5 kg and the density is 0.804 g/cm³, we need to convert the density to the appropriate units. Since the given mass is in kilograms, we'll convert the density to kg/cm³ as well.
0.804 g/cm³ = 0.804 × 10³ kg/m³ = 804 kg/m³
Now we can substitute the values into the formula:
volume (v) = 97.5 kg / 804 kg/m³
Simplifying the equation:
volume (v) = 0.12128 m³
To convert the volume to liters, we multiply by 1000:
volume (v) = 0.12128 m³ × 1000 = 121.28 liters
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Suppose an electron is incident at an angle θ0 as shown in the figure between two plates that create a uniform electric field.
The path is symmetrical, so even when electrons exit, the angle goes out at the same θ0 and almost passes by the upper plate.. How much is θ0? The corner effect is ignored. (Hint: Put the electric field as E, length as L, and spacing as d, and first obtain the result with the letter, then substitute the number at the end.)
Answers
The angle θ0 at which the electron is incident between the two plates, we can use the relationship θ0 = arctan(E * L / (2d)).
determine the angle θ0 at which the electron is incident between the two plates, we can consider the forces acting on the electron due to the electric field.
The electric field between the plates is directed from left to right. The force experienced by the electron due to the electric field is given by the equation:
F = q * E
where F is the force, q is the charge of the electron, and E is the electric field strength.
Since the electron is negatively charged, it experiences a force in the opposite direction to the electric field. This force will cause the electron to accelerate in the opposite direction.
When the electron enters the region between the plates:
The force due to the electric field will act on the electron in the opposite direction to its initial motion, causing it to decelerate. The electron will follow a curved path due to this deceleration.
When the electron exits the region between the plates:
The force due to the electric field will act on the electron in the same direction as its final motion, causing it to accelerate. The electron will follow a curved path due to this acceleration.
Since the situation is symmetrical, the angle at which the electron exits the region between the plates will be the same as the angle at which it enters.
We need to determine the angle θ0 at which the electron enters the region between the plates.
Consider a small portion of the path between the plates and assume that the electric field is constant within this small region.
In this small region, the net force acting on the electron can be expressed as:
F_net = F_electric - F_centrifugal
where F_electric is the force due to the electric field, and F_centrifugal is the centrifugal force.
The force due to the electric field can be calculated as:
F_electric = q * E
The centrifugal force can be calculated as:
F_centrifugal = m * \(v^2 / r\)
where m is the mass of the electron, v is its velocity, and r is the radius of the curved path.
The electron is moving in a curved path, the net force acting on it is responsible for the centripetal force required to maintain this curved path.
Setting the net force equal to the centripetal force, we have:
F_electric - F_centrifugal = m * \(v^2 / r\)
Substituting the expressions for F_electric and F_centrifugal, we get:
q * E - m * v^2 / r = m * \(v^2 / r\)
Simplifying the equation, we have:
q * E = 2 * m * \(v^2 / r\)
Since the electron enters and exits the region between the plates with the same speed v, we can simplify further:
q * E = 2 * m *\(v^2 / r\)
The forces acting on the electron when it enters the region between the plates:
The force due to the electric field is acting in the opposite direction to the initial motion, causing deceleration.
The centrifugal force is acting in the same direction as the initial motion, opposing the deceleration.
For the electron to enter the region between the plates, the force due to the electric field must be greater than the centrifugal force.
We have:
q * E > m * \(v^2 / r\)
Since the electron is moving perpendicular to the electric field, the electric force can be expressed as:
q * E = q * (V/d)
where V is the voltage between the plates, and d is the spacing between the plates
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The path along which an object moves, which might be a straight line or might be curved, is called the object’s
Answers
The path along which an object moves, which might be a straight line or might be curved, is referred to as the object’s trajectory.
What is Trajectory?This is defined as the path that an object follows when in motion and it varies according to various factors such as the forces acting on the object and so on.
A trajectory in this case could either be straight line or curved and is also referred to as the path an object travels in space.
This is therefore the reason why it was chosen in this scenario as the most appropriate choice.
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A man lifts a bucket of water from a well that is 7 meters deep. The bucket and water together weigh 50 Newtons. He turns the crank handle with a force of 5 Newtons. The effort force is blank. (Fill in the blank)
A) 70 meters
B) 5 N
C) 50 N
D) 25 N
Answers
Answer:
Work = Work out
Work in = 5 N * d where d is the distance the handle travels
Work out = 50 N * 7 m = 350 Joules
d = 50 N * 7m / 5 N = 70 m
This is the distance traveled by the force of 5 N
A man lifts a bucket of water from a well that is 7 meters deep. The bucket and water together weigh 50 Newtons. He turns the crank handle with a force of 5 Newtons. The effort force is 70 Newtons.
What is Effort force?If a force is applied for a machine to move or change the position of the object is known as Effort force.
The effort force formula can be described as,
Fe = Fl. dl / de
Fe is effort force (N, lb)
Fl is load force (N, lb) (note that weight is a force)
dl is distance from load force to fulcrum (m, ft)
de is distance from effort force to fulcrum (m, ft)
Here, the given data to find the effort force is,
Fl =50 Newtons
dl = 7 meters
de = 5 Newtons.
Substituting all the values, we get,
Fe = 350/5
Fe = 70 Newtons.
Thus, the effort force is 70 Newtons.
Hence, Option A is the correct answer.
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How do I find average velocity and average time
Answers
Answer:
x2- x1 / t2 - t1
Explanation:
To find this speed, you have to use the operation of: X2 -X1/ t2 -t1, we know that x is the distance, we do the operation and that would be our average speed
The speed of light in cubic zirconia
is 1.39*10^8 m/s. What is the
index of refraction for cubic
zirconia?
Answers
The index of refraction for the cubic zirconia at the given speed of light is 2.16.
The given parameters:
Speed of light in Cubic zirconia, v = 1.39 x 10⁸ m/sSpeed of light in air, c = 3.0 x 10⁸ m/s.The index of refraction for the cubic zirconia is the ratio of the speed of light in air to speed of light in cubic zirconia and it is calculated as follows;
\(\eta = \frac{c}{v} \\\\\eta = \frac{3\times 10^8}{1.39 \times 10^8} \\\\\eta = 2.16\)
Thus, the index of refraction for the cubic zirconia at the given speed of light is 2.16.
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A ball of mass m moving with velocity 7₁ strikes a vertical wall as shown. The angle between the ball's initial velocity vector and the wall is 0₁ as shown on the diagram, which depicts the situation as seen from above. The duration of the collision between the ball and the wall is At, and this collision is completely elastic. Friction is negligible, so the ball does not start spinning. In this idealized collision, the force exerted on the ball by the wall is parallel to the x axis.
What is the final angle θf that the ball's velocity vector makes with the negative y axis?
Answers
Final angle θf between the ball's velocity vector and the negative y-axis is 90°.
How we determined final angle θf?To find the final angle θf that the ball's velocity vector makes with the negative y-axis after an elastic collision with a vertical wall, we need to analyze the components of the ball's velocity before and after the collision.
The initial velocity vector can be broken down into two components:
Vx (horizontal component) = 7 x cos(0°) = 7 m/s
Vy (vertical component) = 7 x sin(0°) = 0 m/s
Determine the components of the velocity vector after the collision
Since the collision is completely elastic and friction is negligible, the vertical component of the velocity (Vy) remains unchanged. However, the horizontal component (Vx) will change direction, so the final Vx will be -7 m/s.
Calculate the final angle θf
Now we need to find the angle between the final velocity vector and the negative y-axis. We can use the tangent function to determine the angle:
tan(θf) = |Vx| / |Vy| = |-7| / |0|
However, this expression is undefined because dividing by zero is not allowed. In this case, the final velocity vector has no vertical component (Vy), and the ball moves horizontally away from the wall (in the negative x-direction).
Therefore, the final angle θf between the ball's velocity vector and the negative y-axis is 90°.
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The final angle θf that the ball's velocity vector makes with the negative y-axis is given by:θf = 180° - 2θ1
Step-by-step explanation:
Given: Mass of the ball, the velocity of the ball, v1 = 7₁Angle between the ball's initial velocity vector and the wall, θ1 = 0₁Duration of the collision between the ball and the wall, AtIn an idealized collision, the force exerted on the ball by the wall is parallel to the x-axis. Also, the collision is completely elastic, and friction is negligible.
Hence, the angle between the ball's final velocity vector and the wall is θ1.
Since the collision is completely elastic, the magnitude of the velocity of the ball will remain unchanged. Therefore, the velocity of the ball after the collision will be equal to the velocity of the ball before the collision.
Also, the direction of the velocity of the ball after the collision will be symmetric to the direction of the velocity of the ball before the collision with the wall. The direction of the velocity vector of the ball before the collision with the wall is along the x-axis since the angle between the ball's initial velocity vector and the wall is θ1 = 0.
Therefore, the direction of the velocity vector of the ball after collision with the wall will also be along the x-axis, but in the opposite direction. Thus, the velocity vector of the ball after the collision with the wall will make an angle θf with the negative y-axis.
The angle between the ball's velocity vector before the collision and the negative y-axis is given by:φ = 90° - θ1
Since the collision is elastic, the angle between the ball's velocity vector after the collision and the negative y-axis is given by: θf = 180° - φ= 180° - (90° - θ1)
Therefore, the final angle θf that the ball's velocity vector makes with the negative y-axis is given by:θf = 180° - 2θ1= 180° - 2(0) [Since, θ1 = 0]θf = 180°
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IF ITS RIGHT YOU WILL GET 5 STARS AND A BRAINLY WITH A LIKE
Answers
Answer:
DNA IS SMALLEST
NUCLEUS IS BIGGEST
PLEASE MARK BAiniRINIiEST
Can you please answer with clear working out .
Answers
b) the student did walk to training at a steady speed bc the slope of the line represents the velocity ( or speed), and the line is linear rather than polynomial or curved.
c) average speed = change in position( displacement) / change in time
final position- initial position / final time -initial time
0m-0m = 0 m OR -450m - +450m =0m
650sec-0sec = 650 sec
0/650 =0m/s
answer to c is 0 m/s
> this makes sense bc the velocity is constant meaning there wouldn’t be a slope on a velocity time graph.
a series circuit is a current divider and a parallel circuit is a voltage divider circuit. select one: a. true b. false
Answers
The given statement " A series circuit is a current divider and a parallel circuit is a voltage divider circuit " is True
In a series circuit, the electric current is the same through each component, and the total current is equal to the sum of the currents through each component. Therefore, the current is divided among the components.
In a parallel circuit, the potential voltage across each component is the same, and the total voltage is equal to the sum of the voltages across each component. Therefore, the voltage is divided among the components.
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Examples of increase in pressure due to increase in applied force
Answers
Answer:
injecting
Explanation:
Which of the following are fundamental parts of the typical diagnostic X-ray tube?
I. anode
II. cathode
III. vacuum glass envelope
A I only
B I and II only
C All of the above
D None of the above
Answers
Fundamental parts of a typical diagnostic X-ray tube include an anode, cathode, and vacuum glass envelope. The correct option is (B) I and II only.
The anode is a positively charged electrode that receives the electrons generated by the cathode. The cathode is a negatively charged electrode that emits electrons when heated by the filament. The vacuum glass envelope encloses the anode and cathode and removes air particles from the tube, reducing the likelihood of electrical discharge. In summary, the correct answer is (B) I and II only. The anode, cathode, and vacuum glass envelope are all critical components of a typical diagnostic X-ray tube. The anode is responsible for receiving electrons from the cathode, while the cathode emits electrons when heated by the filament. The vacuum glass envelope encloses both electrodes, protecting them from environmental factors and reducing the risk of electrical discharge.For more questions on anode
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In physics, range is found on the _________ axis *
x
y
z
Answers
Answer:
Y
Explanation:
Y Axis same as Algebra
the temperature in degrees farenheight in times square during a day in aguast can be predicted by the function t(x)
Answers
The given statement is that the temperature in degrees Fahrenheit in times square during a day in August can be predicted by the function t(x).
Hence, it can be stated that the function t(x) provides a prediction for the temperature in degrees Fahrenheit in Times Square for a given value of x. Here, x represents the input variable.
It is important to note that the input variable must be provided in the correct units and format as required by the function t(x).The content loaded refers to the data that has been previously collected and is available for analysis. In the context of predicting temperature using function t(x),
the content loaded can refer to temperature data collected in Times Square during August on previous days or years. This data can be analyzed and used to develop the function t(x) that predicts temperature for a given input variable x.
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help me to answer this please
Answers
Answer:
ok
Explanation:
One vibrating 256-hertz tuning fork transfers energy to another 256-hertz tuning fork, causing the second tuning fork to vibrate. This phenomenon is an example of
Answers
The phenomenon being described is known as resonance. When the first tuning fork vibrates at a frequency of 256 hertz, it creates sound waves that travel through the air and interact with the second tuning fork, which is also tuned to vibrate at 256 hertz.
As the sound waves interact with the second tuning fork, they cause it to also vibrate at its natural frequency, which is known as resonance. Resonance occurs when an object vibrates at its natural frequency in response to an external force that matches that frequency. In this case, the first tuning fork is providing the external force, while the second tuning fork is responding by vibrating at its natural frequency.
Resonance is a common phenomenon in many fields, including music, engineering, and physics. Understanding how it works can be useful in designing and optimizing systems that rely on vibrations, such as musical instruments, electronics, and bridges.
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Two students move a box to the left. One student pushes with a force of 100 N to the left, and the other student pulls with a force of 85 N to the left. They move the box 20 m in 7 s. What is the total amount of work done on the box by the students?
Answers
Answer:
Resultant Force= F1 - F2
F1= 100N
F2= 85N
Resultant Force= 100N - 85N
R.F = 15N
Workdone= Force x Displacement
Force = 15N
Displacement = 20m
= 15N X 20m
=300Nm or Joules
How many minutes in 18 years? (Remember: 1 year = 365.25 days). Also, on these problems use a
bridge/table to organize your values
4.9671280 sec
4,9674280 min
9.467 280 sec
9 467280 min
Answers
answer:
in 18 years there are 9,467280 minutes
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consider a binary liquid mixture of a and b, where a is volatile and b is nonvolatile. the composition of the solution in terms of mole fraction is xa
Answers
The composition of the solution in terms of mole fraction will simply be equal to the mole fraction of the volatile liquid.
It is given that the liquid a is volatile and b is non-volatile. Since the solute a is not volatile, the mole fraction of the solute is not to be taken into account for. Being non-volatile, the liquid aa will not be contributing to the partial pressure. Hence, the partial pressure will only depend on the mole fraction of b which is given to be volatile.
Therefore, here we will only have to consider the mole fraction of the volatile liquid b and not the involatile liquid a.
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a yellow car is moving at 26 m/s at the bottom of the loop.a loop-the-loop roller coaster has a 12.0 m radius.
Answers
The yellow car will stay on the loop-the-loop if its speed is greater than or equal to 13.8 m/s.
For an object to stay on a loop-the-loop, it needs to have sufficient speed at the bottom of the loop to counteract the gravitational force pulling it downward. In this case, the yellow car is moving at 26 m/s at the bottom of the loop, which is greater than the minimum speed required. Therefore, the car will stay on the loop-the-loop.
When the car is at the bottom of the loop, it experiences two forces: the gravitational force pulling it downward and the normal force exerted by the track pushing it upward. The normal force must be greater than or equal to the gravitational force for the car to stay on the loop. At the bottom of the loop, the normal force is the sum of the gravitational force and the centripetal force. The centripetal force is given by the formula Fc = m * \(v^2\) / r, where m is the mass of the car, v is its velocity, and r is the radius of the loop.
To find the minimum speed required, we can set the gravitational force equal to the sum of the centripetal force and the gravitational force, and solve for the velocity. In this case, the radius of the loop is 12.0 m. By substituting the given values into the formula, we can calculate that the minimum speed required to stay on the loop is approximately 13.8 m/s. Since the car is moving at 26 m/s, which is greater than 13.8 m/s, it will successfully stay on the loop-the-loop.
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If a certain test follows a normal curve, most of the scores will fall
A. at the top end
B. at the bottom end
C. all over the place
D. in the middle
Please select the best answer from the choices provided
Ο Α
OB
С
OD
Answers
Answer:
im pretty sure its d
Explanation:
Pls helppp. Is this right?
Answers
Answer:
yes you are totally right
5) A coin is tossed directly upward into the air, with an initial velocity of \( 10 \mathrm{~m} / \mathrm{s} \). A) (4 points) What is the maximum height of the coin? \[ y_{\max }=5,1 m \]
Answers
The maximum height of the coin is 5.1 meters.
We are given that a coin is tossed directly upward into the air with an initial velocity of 10m/s. The initial velocity of the coin is given by u = 10 m/s, and the final velocity of the coin is given by v = 0 m/s (as the coin reaches the maximum height, its velocity becomes zero). The acceleration of the coin is given by a = -9.8 m/s² (as the coin is moving in the upward direction against the gravitational force).
Let's use the following kinematic equation of motion to find the maximum height of the coin:
v² - u² = 2as
The equation can be written as follows:
v = final velocity (0)m/s, u = initial velocity (10)m/s, a = acceleration due to gravity (-9.8)m/s², s = maximum height of the coin
Plugging in the given values in the above equation, we get:
0² - (10 m/s)² = 2(-9.8 m/s²)s
Simplifying the equation, we get:
s = (10 m/s)² / (2 x 9.8 m/s²)
Hence, the maximum height of the coin is:
s = 5.1 meters (approximately)
Therefore, the maximum height of the coin is 5.1 meters.
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Click the orange reset button. Now place the trash can on top of the box. Press the right arrows button until you see the box start to move. Fill out the information below
Answers
Answer:
Time (minutes) A B
0 48 2
1 43 7
2 42 8
3 35 15
4 30 20
5 23 30
6 17 23
7 19 31
8 14 36
9 10 40
10 9 41
11 11 39
12 5 45
13 11 39
14 10 40
15 8 42
Explanation:
plato
According to Newton's first law of motion, which force is expected to cause a body to accelerate?
•unbalanced force
•Balanced force
•Weak force
•Strong force
Answers
Answer:
Unbalanced force -
Explanation:
Unbalanced force is expected to cause a body to accelerate.
Answer:
Unbalanced force
Explanation:
Unbalanced force is expected to cause acceleration in any body as it's net value is not zero in every direction .
I hope it's helpful
if the current is 0.4 A for the 20 ohm resistor, what is the value for the potential difference? ii) Would it be different for the 30 ohm resistor or the same?
Answers
Answer:potential difference is more or less like voltage. Using ohms, V=IR
Where V is Voltage
I is Current =0.4A
R is Resistance=20ohms
V=0.4*20
V=8V
Hence the potential difference will be 8V.
ii) V=0.4*30
V=12V
Explanation:
The voltage of potential difference is directly proportional to the current and the resistance. So if one increase or decrease, it will have impact on the other.
From the calculations, when the resistance increase, the voltage will increase to appreciate the change.
Gianna is conducting an experiment. She would like to know what will happen if she removes the roots from a plant. She removes the roots from a plant and observes the plant for three days. For the experiment Gianna is conducting, what hypothesis would be supported by the outcome of her experiment?
If I remove the roots from a plant, it will die because it will have no way to absorb water and nutrients. If I remove the roots from a plant, it will not die because it can absorb food through the leaves. If I remove the roots from a plant, it will need to receive more sunlight to receive food. If I remove the roots from a plant, the chlorophyll in the leaves will increase and save the plant
Answers
The hypothesis that would be supported by the outcome of Gianna's experiment is "If I remove the roots from a plant, it will die because it will have no way to absorb water and nutrients."
This is because the roots of a plant are essential for the absorption of water and nutrients from the soil. Without the roots, the plant will not be able to receive the necessary nutrients and water it needs to survive, leading to its eventual death.
Therefore, the hypothesis that states that the removal of the roots will result in the death of the plant is the one that would be supported by the outcome of Gianna's experiment.
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A solid right circular cylinder of a substance has a radius 10. 0 cm and a height 12. 0 cm. The mass of the cylinder is 4. 00 kg. What is the density of the substance?
Answers
The density of the substance is 1.06 g/cm³.
What is density?The mass-to-volume ratio of a substance is known as its density.
It is represented as
Density = Mass/Volume
Given,
Radius = 10 cm
Height = 12 cm
Mass = 4 kg = 4000 g
We know that the volume(V) of a solid right circular cylinder is πr²h.
Putting the given values, we get
V = (22/7)(10)²(12), {π = 22/7}
V = (22×1200)/7
V = 3771.4 cm³
Now substituting the values of mass and volume in the formula for density,
Density = 4000/3771.4 g/cm³
Density = 1.06 g/cm³
Therefore, the density of the substance is 1.06 g/cm³.
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