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Questions and Answers
What is the principle behind the movement of a rocket?
The hot gases push against the inside tube of the rocket and escape out the bottom of the tube, causing the rocket to move in the opposite direction.
What is the formula for Work?
W = F × d
What is the equation that relates Power, Work, and Time?
P = W / T
A force of 200 N is applied to move an object 5 meters. How much work is done?
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What is the difference between Work and Power?
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A machine does 2000 J of work in 5 seconds. What is its Power output?
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What is the unit of Energy?
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What is the formula for Kinetic Energy?
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A boy lifts an object of 500 N to a height of 3 meters. How much work is done?
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What is the purpose of the equations of Uniform Acceleration?
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