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प्रश्न
No work is done by a force if the body
विकल्प
moves in direction of force
does not move
moves in opposite direction
none of the these
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उत्तर
does not move
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संबंधित प्रश्न
State the S.I. unit of work and define it.
Explain degradation of energy by taking two examples of your daily life.
Explain the difference between a uniform linear motion and a uniform circular motion.
Fill in the boxe to show the corresponding energy transformation.
Give an example
Electrical energy changes to heat energy.
A force can cause an object to change its ______.
A proton is kept at rest. A positively charged particle is released from rest at a distance d in its field. Consider two experiments; one in which the charged particle is also a proton and in another, a positron. In the same time t, the work done on the two moving charged particles is ______.
