Q.

In an inelastic collision :
(i) the kinetic energy is not remains constant
(ii) total energy is not conserved
(iii) the final kinetic energy is equal to the initial kinetic energy
(iv) the final linear momentum is equal to the initial linear momentum

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a

(ii, iv)

b

(ii, iii, iv)

c

(i, ii)

d

(i, iv)

answer is A.

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Detailed Solution

In any collision linear momentum and total energy  are conserved.. In perfectly elastic collision kinetic energy also remains constant i.e. there is no loss of kinetic energy.

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