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If $u_{1}$ and $u_{2}$ be the initial velocities and $v_{1} a n d v_{2}$ 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

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Correct option is A

For perfectly inelastic collision : v1 = v2

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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-v2u1-u2For perfectly inelastic collision ‘e’ is

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Ready to Test Your Skills?

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If $u_{1}$ and $u_{2}$ be the initial velocities and $v_{1} a n d v_{2}$ 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