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Two identical sphere and  are free to move and to rotate about their centres. They are given the same impulse . The lines of action of the impulses pass through the centre of  and away from the centre of then

a)

 and  will have the same speed

b)

will have greater kinetic energy than

c)

They will have the same kinetic energy, but the linear kinetic energy of  will be less than that of

d)

The kinetic energy of will depends on the point of impact of the impulse on



Question ID - 100741 | SaraNextGen Top Answer

Two identical sphere and  are free to move and to rotate about their centres. They are given the same impulse . The lines of action of the impulses pass through the centre of  and away from the centre of then

a)

 and  will have the same speed

b)

will have greater kinetic energy than

c)

They will have the same kinetic energy, but the linear kinetic energy of  will be less than that of

d)

The kinetic energy of will depends on the point of impact of the impulse on

1 Answer
127 votes
Answer Key / Explanation : (a,b,d) -

(a,b,d)

 for both. Sphere  has no angular motion. For sphere  angular momentum imparted by

127 votes


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