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The value of the  is

a)

b)

c)

d)

None of the above


Question ID - 100550 :-

The value of the  is

a)

b)

c)

d)

None of the above

1 Answer
5876 Votes
3537

Answer Key : (a ) -

(a)

Let 

Put 



Next Question :

A ball of rolls down an inclined plane and acquires a velocity  when it reaches the bottom of the plane. If the same ball slides without friction and aquires rolling from the same height down an equally inclined smooth plane and aquires a velocity (then which of the following statements are not correct?

a)

because a work is done by the rolling ball against the frictional force

b)

because the angular velocity acquired makes the rolling ball to travel faster

c)

 because kinetic energy of the two balls is same at the bottom of the planes

d)

 because the rolling balls acquires rotational as well as translational kinetic energy


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