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Last Updated On [03-11-2023]

A ball hits the floor and rebounds after an inelastic collision. In this case

a)

The momentum of the ball just after collision is same as that just before the collision

b)

The mechanical energy of the ball remains the same in collision

c)

The total momentum of the ball and the earth is conserved

d)

The total mechanical energy of the ball and the earth is conserved


Question ID - 100646 :-

A ball hits the floor and rebounds after an inelastic collision. In this case

a)

The momentum of the ball just after collision is same as that just before the collision

b)

The mechanical energy of the ball remains the same in collision

c)

The total momentum of the ball and the earth is conserved

d)

The total mechanical energy of the ball and the earth is conserved

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

In an inelastic collision, only momentum of the system may remain conserved. Some energy can be lost in the form of heat, sound, etc



Next Question :

In the question, some of the letters are missing in the given series with one term missing shown by question mark(?).  This term is one of the alternatives among the four groups of letters given under it.  Find the right alternative.

AN, CP, FS, ?

(a)

IV

(b)

JW

(c)

KX

(d)

LY


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