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प्रश्न
Complete the following sentences:
Joule is the unit of .......
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उत्तर
Joule is the unit of work
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संबंधित प्रश्न
Define 1 joule of energy.
What are the two kinds of mechanical energy?
Differentiate between energy and power.
What should be the angle between the direction of force and the direction of motion of a body so that the work done is zero?
What is the work done when the object acted upon by a force remains at rest?
A block of mass 30 kg is pulled up a slope, as shown in diagram with a constant speed, by applying a force of 200 N parallel to slope.
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(ii) Calculate P.E. gained by block. [g=10ms-2]
State whether work is done or not, by writing yes or no, in the following case:
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