An object has a 50N force applied to it and it accelerates at 3 meter per second squared. What is its mass?

Answer:

Your education back ground

The magnitude of the resultant force is 2661 kilograms, and its direction angle is 29.31°.

Let A = 1670 kilograms, N35°W and B = 1250 kilograms, S60°W, the resultant R of the two forces A and B can be determined using the parallelogram law of vector addition. The parallelogram law of vector addition states that:

In order to add two vectors A and B, you draw them to scale on a graph, put the tail of B at the head of A, then draw a vector from the tail of A to the head of B. This vector represents the resultant R.

The magnitude of R is given by the formula:

R = sqrt(A² + B² + 2AB cosθ)Where θ is the angle between A and B.Note that cosθ is positive if θ is acute (0° < θ < 90°), and cosθ is negative if θ is obtuse (90° < θ < 180°).

The direction angle of R is given by the formula:

tanθ = (B sinα - A sinβ) / (A cosβ - B cosα)where α and β are the angles A and B make with the horizontal axis, respectively.

α = 270° - 35° = 235°

β = 240°sinα = sin(235°) = - 0.819sin

β = sin(240°) = - 0.342

cosα = cos(235°) = - 0.574cos

β = cos(240°) = - 0.940

Now, substituting these values in the formula above:

tanθ = (1250(-0.342) - 1670(-0.819)

(1670(-0.574) - 1250(-0.940))= - 1042.2

1922.9= - 0.542θ = tan-1(0.542)θ = 29.31°

A points N35°W and B point S60°W, the angle between them is:

360° - 35° - 60° = 265°.Now, we can compute the magnitude of R:

R = sqrt(A² + B² + 2AB cosθ)= sqrt(1670² + 1250² + 2(1670)(1250)cos(29.31°))= 2661 kilograms.

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Volcanoes on Enceladus affect the E Ring of Saturn by Option D) supplying ring particles.

Volcanoes on Enceladus, one of Saturn's moons, affect the E Ring of Saturn primarily by supplying ring particles. Enceladus is known for its cryovolcanism, which means that instead of spewing molten rock like on Earth, these volcanoes eject water, ice, and other volatile substances. This process occurs due to the internal heat generated within Enceladus, which causes water and other materials to rise to the surface and be ejected into space.

The particles released by the cryovolcanoes become ionized and are attracted to Saturn's magnetic field, forming a plasma torus around the planet. This torus coincides with the location of the E Ring, and the ejected particles contribute to the formation and maintenance of the ring. Additionally, these particles create a diffuse and faint appearance, which is a characteristic feature of the E Ring.

In summary, the cryovolcanic activity on Enceladus plays a significant role in supplying particles to Saturn's E Ring. The ejection of water, ice, and volatile substances from Enceladus' surface contributes to the formation, maintenance, and unique appearance of the ring. Therefore, Option D is Correct.

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Answer:

0.00025 kilometers

Explanation:

divide the length value by 1e+6

Answer:

250 mm = 0.00025 km.

Explanation:

250 mm equal 0.00025 km

Conversion details

To convert mm to km use the following formula:

1 mm equals 0.000001 km

So, to convert 250 mm to km, multiply 0.000001 by 250 i.e.,

250 mm = 0.000001 * 250 km = 0.00025 km

(hope this helps can i plz have brainlist :D hehe)

Answer: The angle of incidence equals the ray of reflection. So this law states that any ray of light that strikes an object will reflect off the object such that the striking or incident angle is identical to the reflecting angle (as measured from the normal).

Explanation:

The pig is moving slower in the negative direction during the next 2 seconds.

The term acceleration refers to the change in the velocity of the object with time. Now we know that velocity is a vector quantity. This implies that we have to take the magnitude and the direction into focus when we are discussing about the velocity.

Similarly, the acceleration is a vector quantity and the magnitude and the direction must also be taken into account when dealing with the acceleration.

In this case, it is clear that a  pig on roller skates is moving with an initial velocity of -10 m/s and is accelerating at a rate of 2m/s/s.

Seeing that the velocity is negative, we can see that the pig roller coaster is moving the negative direction. Recall that the axes must be defined such that one is negative and one is positive.

Having said that, we can conclude that; the pig is moving slower in the negative direction during the next 2 seconds.

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Answer:

Cold temps. . .

Explanation:

Hope it helps!

When the block and table are in an elevator moving upward at a constant speed, the magnitude of the normal force (Fn) is equal to the weight (mg) of the block.

This is because there is no net force acting in the vertical direction, so Fn balances out the weight of the block.

If the elevator is moving upward at an increasing speed, the magnitude of the normal force (Fn) will be greater than the weight (mg) of the block. The additional upward acceleration of the elevator requires an additional upward force to accelerate the block. The normal force must be greater than mg to provide this extra force and maintain equilibrium.

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The exit velocity of water flowing through an 8 centimetres in  idiameter pipe s Vw= 0.05 m/s = 5 cm/s out

(a) For a

suction velocity

of V{w} = 0.15m / s , and a

cylindrical suction

surface area, 2 A{W} = 2pi RL=2π(0.04)(1.2) = 0.3016 m²

From

continuity equation

, Q1=Qw +Q₂

VIA=VwAw+V2A2

(12)(π )(0.08 )²/4 = (0.15)(0.3016) + V2 (π )(0.08 )²/4 V2=3 m/s

(b) For a

smaller wall velocity

, Vw = 0.10 m/s,

(12)(π )(0.08 )²/4 = (0.10)(0.3016) + V2 (π )(0.08 )²/4 V2= 6 m/s

(c) Setting the outflow V2 to 9 m/s, the

wall suction velocity

is,

(12)(π )(0.08 )²/4 = (Vw)(0.3016) + (9)(π )(0.08 )²/4

Vw= 0.05 m/s = 5 cm/s out

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The expected ratio of free-hanging earlobes to attached earlobes in the offspring is 1:2.

The diagram depicts a Punnett square used to predict the earlobe shape of two parents' offspring. The capital A represents free-hanging earlobes, while the lowercase a represents attached earlobes.

The Punnett square is a square diagram used to predict genotypes of a specific cross or breeding experiment. It is named after Reginald C. Punnett, who invented it in 1905. Biologists use the diagram to calculate the likelihood of an offspring having a specific genotype.

In this case, the genotype rato based on the attached diagram is 1:2.

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The magnitude of the mass's acceleration as it passes through the lowest point of its motion is 0.34g.

option D.

At the lowest point of the pendulum's motion, the tension in the string is equal to the weight of the mass, and the direction of the tension is horizontal. Therefore, the vertical component of the gravitational force on the mass is balanced by the tension in the string, and the net force on the mass is the horizontal component of the gravitational force.

The horizontal component of the gravitational force is given by:

F = mg sinθ

where;

At the lowest point of the pendulum's motion, this force provides the centripetal force required to keep the mass moving in a circular path.

Therefore, we can set this force equal to the centripetal force:

F = mv²/r

where;

The radius of the circular path is equal to the length of the string, L. We can express v in terms of the height h that the mass has fallen from its initial position:

v² = 2gh

where;

Substituting the expressions for F and v² into the equation for the centripetal force, we get:

mg sinθ = mv²/r

mg sinθ = m(2gh)/L

g sinθ = 2gh/L

Solving for the acceleration a = g sinθ, we get:

a = 2gh/(L sinθ)

Substituting the given values, we get:

a = 2 * 9.81 m/s² * (sin 20°) / (L)

a ≈ 0.34g

Therefore, the magnitude of the mass's acceleration as it passes through the lowest point of its motion is approximately 0.34 times the acceleration due to gravity, or 0.34g.

So the correct option is (d) 0.34g.

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The inductance of the solenoid which generates the emf of 0.075 V is 508 H

The change of current in the solenoid = 38.1 A/s

The emf generated by the solenoid = 75 x 10⁻³ V

The inductance of the solenoid can be found using the formula,

        e = L dI/dt

where e is  the emf generated by the solenoid

           L is the inductance of the solenoid

           dI/dt is the change of current in the solenoid

Let us substitute the known value in the above equation, we get

        0.075 = L x 38.1

                L = 38.1 / 0.075

                   = 508 H

Thus, the inductance of the solenoid is 508 H

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The speed of the puck, when the player applies a force of 0.250 N from t=0 to t=2.00 s, is 0.625 m/s. At t=7.00 s, the position of the puck, when the same force is applied again at t=5.00 s, can be calculated based on the information provided.

When a constant force is applied to an object, it accelerates according to Newton's second law of motion. The equation that relates force (F), mass (m), and acceleration (a) is F = ma. In this case, the player applies a force of 0.250 N to the puck.

To determine the acceleration, we can rearrange the equation as a = F/m. Given that the mass of the puck is 0.160 kg, we have a = 0.250 N / 0.160 kg = 1.5625 m/s².

To find the speed of the puck after a certain time, we can use the equation v = u + at, where v represents the final velocity, u is the initial velocity (which is zero in this case), a is the acceleration, and t is the time.

When the force is applied from t=0 to t=2.00 s, the time interval is 2.00 s. Plugging in the values, we get v = 0 + (1.5625 m/s²) * (2.00 s) = 3.125 m/s. Therefore, the speed of the puck during this interval is 3.125 m/s.

Moving on to the second part, when the same force is applied again at t=5.00 s, we need to calculate the position of the puck at t=7.00 s. To do this, we use the equation s = ut + (1/2)at², where s is the displacement, u is the initial velocity, a is the acceleration, and t is the time.

At t=5.00 s, the initial velocity of the puck is the final velocity from the previous interval, which is 3.125 m/s. Therefore, u = 3.125 m/s. The acceleration remains the same, a = 1.5625 m/s², and the time interval is 7.00 s - 5.00 s = 2.00 s.

Plugging these values into the equation, we have s = (3.125 m/s) * (2.00 s) + (1/2) * (1.5625 m/s²) * (2.00 s)² = 6.25 m + 3.125 m = 9.375 m. Therefore, the position of the puck at t=7.00 s is 9.375 m.

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Explanation:

Find an energy is E=mgh, so E=18*10*10=1800J

The mass must be placed on the right end to keep the system in rotational static equilibrium assuming the net torque is 11.3 kg.

Mass of lever =16.06kg

Length = 10.45m

Mass of object = 25.31kg

Position of fulcrum = 3.38m left to lever

Distance of fulcrum from right = (10.45 - 3.38) m = 7.07 m.

To maintain the system in rotational static equilibrium, the net torque acting on the lever must be zero.

The torque on the left end is:

T_left = F * d_left

T_left = (25.31 kg) * (9.81 \(m/s^2\)) * (3.38 m)

T_left = 838.1 N*m

The torque on the right end is:

T_right = F * d_right

T_right = m * g * d_right

T_right = m * (9.81 m/s^2) * (7.07 m) = 69.2 mN*m

Assuming the system is in rotational static equilibrium, T_left = T_right:

m * (9.81 ) * (7.07 m) = 838.1 N*m

m = 838.1 N*m / (9.81  * 7.07 m)

m = 11.3 kg

Therefore we can conclude that the mass that must be placed on the right end to keep the system in rotational static equilibrium is 11.3 kg.

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The mass that must be placed on the other end to maintain rotational static equilibrium is 8.9 units.

To keep the system in rotational static equilibrium, the torques acting on the lever must balance. The torque exerted by the 25.31 mass on the left end of the lever can be calculated as the product of its weight (mass multiplied by gravitational acceleration) and the distance from the fulcrum. Similarly, the torque exerted by the mass on the other end can be calculated as the product of its weight and the distance from the fulcrum. Since the lever is uniformly distributed, the mass on the other end can be represented by a linear unit. By setting up an equation of torques, we can solve for the required mass on the other end. After calculations, the mass is determined to be 8.9 units.

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Answer:

False

Explanation:

The second you let go its gonna release kinetic energy that's why it's potential

Explanation:

Back to School..

Answer:

46

Explanation:

2900 divided by 63 (2900/63)

-  46.03174603

Rounded to the nearest whole number

is 46.

THE ANSWER IS 46

Answer:

46 hours

Explanation:

Forward and downward speed are referred to as acceleration and deceleration respectively.

This is the rate at which an object gains speed with respect to time with its unit being meter per second square(m/s²).

Objects in constant speed are said to have a uniform motion. The downward speed is known as deceleration which involves the object losing speed to return to a state of rest.

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The resulting equation of motion for the system is given by m × x''(t) + k × x(t) = f(t), which is 2 × x''(t) + 18 * x(t) = 2 * sin(2t).

What is  equation of motion?

The equations of motion are a set of mathematical relationships that describe the motion of objects under the influence of forces. There are different sets of equations of motion, depending on the specific scenario and the type of motion being considered (linear motion, projectile motion, circular motion, etc.). The equations of motion for linear motion, also known as the equations of uniformly accelerated motion.

To find the equation of motion for the system, we start with Newton's second law of motion, which states that the sum of forces acting on an object is equal to the mass of the object multiplied by its acceleration. In this case, the object is the 2-kg mass attached to the spring.

The force exerted by the spring is proportional to the displacement of the mass from its equilibrium position, and it can be expressed as F_spring = -k× x(t), where k is the spring constant and x(t) is the displacement of the mass at time t.

In addition to the force exerted by the spring, there is an external force f(t) = 2 ×sin(2t) acting on the mass.

Applying Newton's second law, we have the equation of motion: m ×x''(t) + k ×x(t) = f(t).

Substituting the given values, m = 2 kg and k = 18 N/m, we obtain 2 ×x''(t) + 18 × x(t) = 2 ×sin(2t).

Therefore, the resulting equation of motion for the system is 2 × x''(t) + 18 × x(t) = 2 × sin(2t).

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If the emergency air line breaks or gets pulled apart while driving, the loss of pressure will cause the emergency parking brakes to activate automatically.

This is a safety mechanism designed to bring the vehicle to a stop and prevent it from moving any further. The emergency brakes are spring-loaded, which means they engage automatically when air pressure is lost.

Once the brakes are engaged, the vehicle will not be able to move until the air line is fixed and pressure is restored.

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Answer:

Pyrometer, device for measuring relatively high temperatures, such as are encountered in furnaces. Most pyrometers work by measuring radiation from the body whose temperature is to be measured. Radiation devices have the advantage of not having to touch the material being measured.

Explanation:

Answer:

Give the child a lot of room to your side, which may mean moving closer to the oncoming vehicles.

Explanation:

I majored in Physics.

Answer:

The speed of the riders on the Singapore Flyer is approximately 0.262 m/s

Explanation:

The dimensions of the tallest Ferris wheel in the world are;

The diameter of the Ferris wheel, D = 150 m

The tine it takes the Ferris wheel to make a full circle, T = 30 minutes = 30 min × 60 s/min = 1,800 seconds

The angular velocity of the Ferris wheel, ω = 2·π/T

The linear velocity of the Ferris wheel, v = r·ω = The speed of the riders

Where;

r = The radius of the Ferris wheel = D/2

D = 150 m

∴ r = 150 m/2 = 75 m

∴ v = r·2·π/T

∴ v = 75 m × 2 × π/(1,800 s) ≈ 0.262 m/s

The speed of the riders on the Singapore Flyer, v ≈ 0.262 m/s

Answer:

Sustainable energy is essential to meet uncontrolled rising demand for energy, reduce pollution and shift to resources that can be used again and again.

Explanation:

Considering the Sustainable Goals floated by United Nation, it is essential for all countries to improve their score in all the SD goals.

One of the SD goal is to shift to sustainable energy.

Sustainable energy is essential from following three points

- Reuse of energy source again and again to outcome the fear of resource depletion

- Sustainable energy source shall ensure cleaner environment

- Sustainable energy sources are also essential to meet the rising consumption of energy with time all across the globe.

Some common examples are - Solar energy, Wind Energy, Energy from nuclear fuels etc.

First, take into account that the difference in time between the third chirp and the third echo is:

t = 0.10s - 0.02s = 0.08s

next, consider that in such a time, the sound emitted by the bat travels twice the distance in between the bat and the moth, then, you have:

2d = v*t

where v is the speed of sound 340 m/s

solve the equation above for d, and replace the values of the previous parameters, as follow:

d = v*t/2

d = (340 m/s)(0.08 s)/2

d = 13.6 m

Hence, the distance between the moth and the bath is 13.6 m

The potential energy of the ball at the highest point is 100.98J

The kinetic energy of the ball at the time of throwing can be calculated using the formula KE = 1/2mv^2, where m is the mass of the ball and v is its velocity. In this case, the mass of the ball is 2kg and the velocity at the time of throwing is 10m/s. Substituting these values into the formula gives:

KE = 1/2 x 2kg x (10m/s)^2

KE = 100J

Therefore, the kinetic energy of the ball at the time of throwing is 100J.

At the highest point of the ball's trajectory, it reaches a point of zero velocity. At this point, all of the kinetic energy of the ball has been converted into potential energy due to its position in the Earth's gravitational field. The potential energy of an object at a height h above the ground can be calculated using the formula PE = mgh, where m is the mass of the object, g is the acceleration due to gravity (approximately 9.8 m/s^2 near the surface of the Earth), and h is the height of the object above the ground.

At the highest point, the velocity of the ball is zero and its height is at its maximum. Assuming the initial height of the ball was 0, the height of the ball at the highest point can be calculated using the formula h = v^2/2g, where v is the initial velocity of the ball. In this case, the initial velocity is 10m/s, so the height of the ball at the highest point is:

h = (10m/s)^2/2 x 9.8m/s^2

h = 5.1m

Substituting the mass of the ball and the height into the potential energy formula gives:

PE = 2kg x 9.8m/s^2 x 5.1m

PE = 100.98J

Therefore, the potential energy of the ball at the highest point is approximately 101J.

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A natural gas power plant is a location that would focus its use on a non-renewable energy source.

A non-renewable energy can be defined as an energy source that takes a very long time to be created or their creation happened long ago and isn't likely to happen again. Also, it is a type of energy source that is inexhaustible and irreplaceable.

Some examples of non-renewable energy include the following:

In conclusion, a natural gas power plant is a location that would focus its use on a non-renewable energy source.

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Answer:

Which location focuses its use on a nonrenewable energy source?

Explanation:

Edge 2022

Answer:

mass of the products

Explanation:

The law of conservation of mass states that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations. According to the law of conservation of mass, the mass of the products in a chemical reaction must equal the mass of the reactants.