What is the speed of a 500 kg elevator that has 4000 J of energy ?

Answers

Answer 1
Answer: Energy =sxm
S =4000/500
=Answer

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A car travels at a consant speed of 18.0m/s for 10.8s.
Determine all unknowns.

Answers

1. Distance: The car traveled a distance of 194.4 meters.
2. Displacement: The displacement is also 194.4 meters.
3. Velocity: The velocity of the car is
18.0 m/S.
4. Acceleration: The acceleration is O

What was the rule of the sticks on each atom model​

Answers

Answer:

That they must die

Explanation:

Stick = Die

Answer: That they must die


Excellent

What is the currency for performing work and what is its unit?

Answers

The currency for performing work is called : Energy

And Energy's unit of measurement is : Joule

The amount of energy you've inputed will always equal the output.

For example, in order to do a 500 joules of work, you need 500 joules of energy

Answer:

The currency for performing work is called : Energy

And Energy's unit of measurement is : Joule

The amount of energy you've inputed will always equal the output.

For example, in order to do a 500 joules of work, you need 500 joules of energy

Explanation:

a sphere rolls down without slip on an inclined plane of inclination theta. what is the linear acceleration as the sphere reaches the bottom

Answers

Answer:When a sphere rolls down an inclined plane without slipping, its linear acceleration at the bottom can be calculated using the following formula:

a = g * sin(theta)

where "a" is the linear acceleration, "g" is the acceleration due to gravity (approximately 9.8 m/s^2), and "theta" is the angle of inclination of the plane.

Let's break down the formula step by step:

1. First, we need to determine the component of the gravitational force that acts parallel to the inclined plane. This component is given by g * sin(theta), where "g" is the acceleration due to gravity and "theta" is the angle of inclination.

2. Since the sphere is rolling without slipping, the frictional force between the sphere and the inclined plane is responsible for its linear acceleration. This frictional force is equal to the component of the gravitational force parallel to the plane.

3. Therefore, the linear acceleration of the sphere as it reaches the bottom of the inclined plane is equal to the component of the gravitational force parallel to the plane, which is g * sin(theta).

For example, if the angle of inclination, theta, is 30 degrees, the linear acceleration of the sphere at the bottom of the inclined plane would be:

a = g * sin(30) = 9.8 m/s^2 * 0.5 = 4.9 m/s^2

So, the linear acceleration of the sphere as it reaches the bottom of the inclined plane would be 4.9 m/s^2 when the angle of inclination is 30 degrees.

Explanation:

Work is being done in which of these situations? all motions are at a constant velocity

Answers

Where the force is not perpendicular to the path of motion 

are you missing the the situations ?

Which one of the following accurately describes the force of gravity

Answers

The force of gravity, also called gravitational force, is the force exerted by the gravity of one object to another object near it. This is dependent on factors like mass of the two objects measured between their centers.