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A block of mass  is resting on a smooth surface. At what angle a force of  be acted on the body so that it will acquired a kinetic energy of  after moving

a)

b)

c)

d)


Question ID - 52024 | Toppr Answer

A block of mass  is resting on a smooth surface. At what angle a force of  be acted on the body so that it will acquired a kinetic energy of  after moving

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (c) -

(c)

According to work-energy theorem

 Change in kinetic energy

Substituting the given values, we get



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