Consider two people on the surface of the earth. One is on the equator, and the other is at the north pole. Which person experiences the larger centripetal acceleration?.

The first rail would get 150 wattage power.

Learn more about electricity and power at

https://brainly.com/question/24110214?referrer=searchResults

#SPJ4

The experiment on failure of aluminium under repeated alternating stress shows that the mean number of cycles to failure of n = 70 aluminum specimens was 11400 cycles.

The experiment aimed to test the failure of aluminum under repeated alternating stress at 210000 psi and 18 cycles per second. The experiment was performed on 70 aluminium specimens, and it was found that the mean number of cycles to failure was 11400 cycles. The experiment shows that the number of cycles to failure is affected by various factors, including the material properties and the stress level.The experiment findings could be used to determine the suitability of aluminium in applications where it would be subjected to repeated alternating stress. The experiment could be repeated under different stress levels to determine the material's performance under various stress levels. The data collected in the experiment could be used to design materials that are better suited for applications that involve repeated alternating stress.

Know more about aluminum, here:

https://brainly.com/question/79967

#SPJ11

Explanation:

A)   PV = n RT    

  2*  ( 1)  =  .5 (.082057)(T)       T is in Kelvin

    T = 48.7 K

B) PV = nRT

  3 *  V = 4 ( .082057)(200)

          V = 21.88 Liters

C) PV = nRT

   3.5 (5) = n (.082057)(275)    n = .776 moles

Answer:

True

Explanation:

i did the Quiz

Answer:

A: true

Explanation:

I took the test its right, trust me I got 100%

The period of rotation of the wheel is 0.6127 seconds.

The tangential speed of a point on the wheel's outer edge is 2.5624 m/s.

    To calculate the period of rotation T, we need to convert the frequency from revolutions per minute (rev/min) to revolutions per second (rev/s).

Given:

The radius of the wheel (r) = 0.25 m

Frequency of rotation (f) = 98 rev/min

First, let's convert the frequency to rev/s:

Frequency in rev/s = Frequency in rev/min / 60

f' = 98 rev/min / 60 = 1.6333 rev/s (rounded to four decimal places)

Now, we can calculate the period of rotation T:

T = 1 / f'

T = 1 / 1.6333 rev/s  = 0.6127 s (rounded to four decimal places)

The period of rotation (T) of the wheel is approximately 0.6127 seconds.

          To calculate the tangential speed of a point on the wheel's outer edge, we can use the formula:

Tangential speed = \(\frac{2\pi r}{T}\), where T is the time period

Substituting the given values:

Tangential speed = 2 * \(\pi\) * (0.25 m) / 0.6127 s

Tangential speed = 2 * 3.14 * 0.25  / 0.6127 s = 2.5624 m/s (rounded to four decimal places)

The tangential speed is 2.5624 m/s.

To practice more problems based on tangential speed:

https://brainly.com/question/27776554

When a spring is compressed, its tension increases, and the potential energy stored in the spring also increases. The work done in compressing the spring is equal to the change in potential energy stored in the spring.

In this case, the work done is 1.32 J. Therefore, the change in potential energy is also 1.32 J. However, we know that the spring also heats the hand of the person pushing on it by a net of 0.15 J. This means that some of the potential energy stored in the spring is converted into thermal energy, and hence lost. This energy loss can be accounted for by the change in internal energy of the spring. Therefore, the change in the spring's internal energy is equal to the difference between the change in potential energy and the energy lost as heat. Change in internal energy = Change in potential energy - Energy lost as heat, Change in internal energy = 1.32 J - 0.15 J, Change in internal energy = 1.17 J. So, the change in the spring's internal energy is 1.17 J. To calculate the change in a compressed spring's internal energy, we need to consider the work done on the spring and the energy transferred as heat. In this case, the work done compressing the spring is 1.32 J, and the net heat transferred to the person's hand is 0.15 J.

The first law of thermodynamics states that the change in internal energy (ΔU) of a system is equal to the work done on the system (W) minus the heat transferred from the system (Q). Therefore, we can write the equation as: ΔU = W - Q. Substitute the given values into the equation: ΔU = 1.32 J - 0.15 J. ΔU = 1.17 J. The change in the spring's internal energy is 1.17 J.

Learn more about thermal energy here :

https://brainly.com/question/30859008

#SPJ11

Answer:

true

Explanation:

according to the Newton's third law

The distance from the axis of the force applied is 2.05 m.

The distance from the axis of the force applied is calculated as follows;

The formula for torque;

τ = Fr

where;

Another formula for torque is given as;

τ = Iα

where;

τ = (mr²)α

τ = (25 kg x (0.925 m)²) x (1.84 rad/s²)

τ = 39.36 Nm

The distance is calculated as;

r = τ/F

r = ( 39.36 Nm ) / (19.2 N)

r = 2.05 m

Learn more about torque here: https://brainly.com/question/14839816

#SPJ1

Answer:

Gravity

Explanation:

Answer:

law of gravity

Explanation:

i think

It takes about 8.12 × 10^9 seconds for the sun to move a distance equal to its own diameter.

The diameter of the sun is 1.39 million kilometers. We know that the sun subtends an angle of 9.27 × 10^−3 rad. Therefore, the distance that the sun moves across the sky is:

d = rθ

where d is the distance,

r is the radius of the earth,

and θ is the angle in radians.

θ = 9.27 × 10^−3 radr

= 6.37 × 10^6 m

Therefore, d = 6.37 × 10^6 × 9.27 × 10^−3

= 58.992 km

To calculate the time it takes for the sun to move this distance, we need to use the formula for speed, which is:

s = d/twhere s is the speed, d is the distance, and t is the time.

t = d/swhere s is the speed of the sun across the sky.

We know that the earth takes 24 hours to complete one rotation, which means that it moves 360 degrees in that time. Therefore, its angular velocity is:

w = 360°/24 h = 15°/h = 0.004167°/s

The angular velocity of the sun is the same as that of the earth, so its speed across the sky is also 0.004167°/s.

Therefore, we have:

s = 0.004167°/s = 0.004167 × 2π/360 rad/s

= 7.27 × 10^−6 rad/s

Substituting this value of s into the formula for time, we get:

t = 58.992 km/(7.27 × 10^−6 rad/s)

= 8.12 × 10^9 s

Learn more about distance -

brainly.com/question/26550516

#SPJ11

Answer:

Boyle's law, Charles's law, and Avogadro's law

Explanation:

Answer:

Explanation:

Conditions for equilibrium require that the sum of all external forces acting on the body is zero (first condition of equilibrium), and the sum of all external torques from external forces is zero (second condition of equilibrium). These two conditions must be simultaneously satisfied in equilibrium

Answer:

It is an essential concept of physics. In sports momentum term is commonly used. Like, if a team has the momentum then it is on the move and is going to take some effort to stop. But if a team has lot of momentum then it is really on the move and is going to be hard to stop

Explanation:

Answer:
We can use the equations of motion to find the horizontal distance (range) x from the edge of the building where the rock will land. The vertical motion of the rock is governed by the acceleration due to gravity, which is constant and equal to 9.81 m/s^2.

First, we can find the time it takes for the rock to hit the ground using the vertical motion equation:

where y is the initial height of the rock (5 m), vi is the initial vertical velocity of the rock (0 m/s), a is the acceleration due to gravity (-9.81 m/s^2), and t is the time it takes for the rock to hit the ground.

Solving for t, we get:

Now we can find the horizontal distance (range) x from the edge of the building using the horizontal motion equation:

where vx is the horizontal velocity of the rock, which is constant and equal to 2 m/s.

Substituting the values we have, we get:

Therefore, the distance (range) x from the edge of the building where the rock will land is 2.04 meters.

The process of acquiring information, monitoring, and detecting the characteristics of any phenomenon or an object is called Remote Sensing. This is done by measuring the radiation emitted or reflected by the said object or phenomenon from some distance. Remote Sensing is typically done via a satellite or an airplane to collect data on Earth and other planets in space.

Learn more about remote sensing

https://brainly.com/question/10839378

Reason: The quantity work has to do with a force causing a displacement. Work has nothing to do with the amount of time that this force acts to cause the displacement. Sometimes, the work is done very quickly and other times the work is done rather slowly. For example, a rock climber takes an abnormally long time to elevate her body up a few meters along the side of a cliff. On the other hand, a trail hiker (who selects the easier path up the mountain) might elevate her body a few meters in a short amount of time. The two people might do the same amount of work, yet the hiker does the work in considerably less time than the rock climber. The quantity that has to do with the rate at which a certain amount of work is done is known as the power. The hiker has a greater power rating than the rock climber.

Power is the rate at which work is done. It is the work/time ratio. Mathematically, it is computed using the following equation.

Power = Work / time

or  

P = W / t

Answer:

zone coverage is about sensing what the offense is attempting to accomplish against the defense. Each defensive player reacts when the ball is in the air, whereas in man-to-man coverage, he simply plays the receiver.

Explanation:

AU is the distance from the earth to the sun, and solar mass represents a measurement equal to the mass of our sun.

The units applied in astronomy is quite different from the units applied in daily life. The unit called astronomical units (AU) describes the distance from the earth to the sun. The unit solar mass represents the mass of the sun and is taken to be equal to 1.989 x 10^30 kilograms.

Therefore, the difference between the AU and solar mass is that; AU is the distance from the earth to the sun, and solar mass represents a measurement equal to the mass of our sun.

Learn more: https://brainly.com/question/8646601

Answer:

on the first shell (ring) there will be 2 electrons

and on the 2nd shell there will be only one electron

while in the nucleus (the middle of the diagram) there will be 4 neutrons and 3 protons

Explanation:

 you can see the picture attached

A paperclip with the density of a neutron star would weigh approximately 0.0098 Newtons on Earth.

The density of a neutron star is incredibly high, estimated to be around \(10^{17\) to \(10^{18\) kilograms per cubic meter. Comparatively, the density of a typical paperclip made of metal is much lower, ranging from 6,000 to 9,000 kilograms per cubic meter.

To calculate the weight of a paperclip with the density of a neutron star on Earth, we need to consider the mass and gravitational acceleration. The gravitational acceleration on Earth is approximately 9.8 meters per second squared.

Let's assume the paperclip has a mass of 1 gram (0.001 kilograms) for simplicity. The weight can be calculated using the formula:

Weight = Mass x Gravitational acceleration

Weight = 0.001 kg x 9.8 m/s²

Weight = 0.0098 Newtons

To know more about neutron star refer here

https://brainly.com/question/31087562#

#SPJ11

In order to determine the probability that an electron can be detected in the middle one-third of a well region, we need to take into account the wave function and the boundary conditions.The wave function represents the probability density of finding the electron in a particular location within the well. The boundary conditions are determined by the geometry of the well, which can be rectangular, triangular, or other shapes.

For such more question on probability

https://brainly.com/question/13604758

#SPJ8

The ball must be thrown down with a velocity of 14 meters per second in order to bounce 10 meters higher than its original level, neglecting any energy losses in striking the ground.

To determine the speed at which a ball must be thrown down to bounce 10 meters higher than its original level, we can use the principle of conservation of energy. Neglecting energy losses due to air resistance and assuming an idealized situation, we can equate the potential energy gained during the bounce to the kinetic energy of the ball before it hits the ground.

The potential energy gained by the ball during the bounce is equal to the gravitational potential energy at the new height, which can be calculated as mgh.

where

m = mass of the ball,

g = acceleration due to gravity (approximately 9.8 m/s²)

h = height gained (10 meters in this case).

The kinetic energy of the ball just before it hits the ground is given by (1/2)mv²,

where

v = velocity of the ball.

Equating these two energies, we have:

mgh = (1/2)mv²

Canceling out the mass (m) from both sides of the equation, we get:

gh = (1/2)v²

Simplifying further, we have:

v = √(2gh)

Substituting the values of g (9.8 m/s²) and h (10 meters), we can calculate the velocity (v):

v = √(2 * 9.8 * 10) ≈ √(196) ≈ 14 m/s

Therefore, the ball must be thrown down with a velocity of approximately 14 meters per second in order to bounce 10 meters higher than its original level, neglecting any energy losses in striking the ground.

know more about potential energy here:

https://brainly.com/question/21175118

#SPJ8

ANSWER:

a) 5 V

b) 8.33 A

c) step-up transformer

STEP-BY-STEP EXPLANATION:

a)

To calculate the input voltage it would be:

b)

To calculate the output current it would be:

c)

We have to:

Step-up transformer increase the output voltage.

Step-down transformer reduces the output voltage.

In this case, the voltage goes from being 5 V to being 12 V, therefore the output voltage increases, which means that it would be a step-up transformer.

A driver accelerates from 4.11 m/s to 5.51 m/s in 6.762 seconds. The acceleration of the driver is 0.207 m/s².

In mechanics, acceleration refers to the rate at which an object's velocity with respect to time varies. These are accelerations and vector quantities. The direction of an object's acceleration is determined by the direction of the net force acting on it. When something moves faster or slower, it is considered to be accelerating.

The acceleration of the driver can be calculated using the formula:

a = (vf - vi) / t

Where:
a = acceleration
vf = final velocity
vi = initial velocity
t = time

Plugging in the given values:
a = (5.51 m/s - 4.11 m/s) / 6.762 s
a = 1.4 m/s / 6.762 s
a = 0.207 m/s²

Therefore, the acceleration of the driver is 0.207 m/s².

Learn more about acceleration at https://brainly.com/question/28482722

#SPJ11

The steady-state response of the spring-mass system driven by an external force of 3 cos(3t) N does not exist in this case.

Start by finding the equation of motion for the system. Since there is a viscous fluid offering resistance numerically equal to the magnitude of the instantaneous velocity, we can use the equation of motion for a damped harmonic oscillator:

\(m * d²x/dt² + b * dx/dt + k * x = F(t)\)
Where m is the mass (2 kg), b is the damping coefficient (1), k is the spring constant (3 N/m), x is the displacement, and F(t) is the external force.

Plug in the values into the equation of motion:

\(2 * d²x/dt² + dx/dt + 3 * x = 3 * cos(3t)\)

To find the steady-state response, we assume that the solution can be represented as x(t) = X * cos(ωt + φ), where X is the amplitude, ω is the angular frequency, and φ is the phase shift.

Differentiate the assumed solution twice with respect to time to find the second derivative:

\(d²x/dt² = -ω²X * cos(ωt + φ)\)

Substitute the assumed solution and its derivatives into the equation of motion:

\(-4ω²X * cos(ωt + φ) + X * cos(ωt + φ) + 3X * cos(ωt + φ) = 3 * cos(3t)\)

Group the cosine terms and equate them to find the amplitude of the steady-state response:

\((-4ω² + 1 + 3)X * cos(ωt + φ) = 3 * cos(3t)-4ω² + 4 = 3-4ω² = -1ω² = 1/4ω = ±1/2\)

Since the system is driven by a force with angular frequency 3, we take ω = 3. Substituting this value into the equation gives:

-4(3)² + 4 = 3

-36 + 4 = 3

-32 = 3

This equation is not possible, indicating that the steady-state response does not exist for this system under the given conditions.

The steady-state response of the spring-mass system driven by an external force of 3 cos(3t) N does not exist in this case.

To know more about harmonic oscillator, visit:

brainly.com/question/13152216

#SPJ11

Answer:

57.1 m/s

Explanation:

Speed = Distance/Time

Speed = 800/14

Speed = 57.1 m/s (3sf)

The total reactance of the circuit is 10 ohms. In an AC circuit, the total reactance is the algebraic sum of the capacitive reactance (Xc) and the inductive reactance (Xl).

Given that the capacitive reactance is 30 ohms and the inductive reactance is 40 ohms, we can calculate the total reactance as follows:

Total reactance = Xc + Xl = 30 ohms + (-40 ohms) = -10 ohms.

Since the capacitive and inductive reactances have opposite signs, we need to consider their algebraic sum. Therefore, the total reactance of the circuit is 10 ohms. This indicates that the circuit has a net inductive reactance.

Learn more about reactance here:

https://brainly.com/question/31369031

#SPJ11

Answer:

735 N

Explanation:

The total initial momentum of 7.0 kgm/s is 2.8 kgm/s,

This scenario describes an inelastic collision between two carts. In an inelastic collision, the total kinetic energy of the system is not conserved and some of it is converted into other forms of energy, such as heat or sound.

Using the principle of conservation of momentum, we can calculate the final velocities of the two carts after the collision. The initial momentum of the first cart is 1.0 kg * 5.0 m/s = 5.0 kgm/s. The initial momentum of the second cart is 1.0 kg * 2.0 m/s = 2.0 kgm/s. The total initial momentum of the system is 5.0 kgm/s + 2.0 kgm/s = 7.0 kg*m/s.

After the collision, the final momentum of the two carts is equal to the total initial momentum, since no external forces are acting on the system. Therefore, the final momentum of the first cart + the final momentum of the second cart = 7.0 kg*m/s.

We can use the final velocities given in the problem to solve for the final momentum of each cart.

The final momentum of the first cart is 1.0 kg * 0.50 m/s = 0.50 kgm/s

The final momentum of the second cart is 1.0 kg * 2.3 m/s = 2.3 kgm/s

And add them: 0.50 kgm/s + 2.3 kgm/s = 2.8 kgm/s, which is equal to the total initial momentum of 7.0 kgm/s.

We can also observe that the final velocity of the first cart is less than its initial velocity, while the final velocity of the second cart is greater than its initial velocity. This is expected in an inelastic collision as some of the kinetic energy of the system is converted into other forms of energy, causing the final velocities of the carts to be different from their initial velocities.

Learn more about mechanics dealing with the motion of objects here: https://brainly.com/question/1869840

#SPJ4