If u1 and u2 be the initial velocities and v1, and v2 be the final velocities of the colliding particles then we define coefficient of restitution e as:e=- (v1-v2/u1-u2) For perfectly inelastic collision 'e' is

Question

If u1 and u2 be the initial velocities and v1, and v2 be the final velocities of the colliding particles then we define coefficient of restitution e as:e=- (v1-v2/u1-u2) For perfectly inelastic collision 'e' is (A) Zero (B) 1 (C) < 1 (D) >1

Tardigrade Admin · Accepted Answer

For perfectly inelastic collision: v1 = v2

Q. If $u_{1}$ and $u_{2}$ be the initial velocities and $v_{1}$ , and $v_{2}$ be the final velocities of the colliding particles then we define coefficient of restitution $e$ as: $e = - \frac{v _{1} - v _{2}}{u _{1} - u _{2}}$
For perfectly inelastic collision $^{'} e^{'}$ is

Zero

1

< 1

>1

For perfectly inelastic collision: $v_{1} = v_{2}$

Q. If u1​ and u2​ be the initial velocities and v1​, and v2​ be the final velocities of the colliding particles then we define coefficient of restitution e as:e=−u1​−u2​v1​−v2​​ For perfectly inelastic collision ′e′ is

Zero

1

< 1

>1

For perfectly inelastic collision: v1​=v2​

Q. If $u_{1}$ and $u_{2}$ be the initial velocities and $v_{1}$ , and $v_{2}$ be the final velocities of the colliding particles then we define coefficient of restitution $e$ as: $e = - \frac{v _{1} - v _{2}}{u _{1} - u _{2}}$
For perfectly inelastic collision $^{'} e^{'}$ is

For perfectly inelastic collision: $v_{1} = v_{2}$