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प्रश्न
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उत्तर
Its kinetic energy changes with the change in velocity.
Velocity becomes zero at the highest point.
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संबंधित प्रश्न
Write an expression for the work done when a force is acting on an object in the direction of its displacement.
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What is the work done against gravity when a body is moved horizontally along a frictionless surface?
When do we say that work is done? Write the formula for the work done by a body in moving up against gravity. Give the meaning of each symbol which occurs in it.
Choose one or more correct alternatives.
For work to be performed, energy must be ______.
- transferred from one place to another
- concentrated
- transformed from one type to another
- destroyed
Write an expression for work done by a force depends?
A 100 W electric lamp emits energy in the form of light at the rate 10 J per second. What percentage of electric energy does the lamp transform into light energy?
