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  • Solve! A body of mass M hits normally a rigid wall with velocity V and bounces back with the same velocity. The impulse experienced by the body is

A body of mass M hits normally a rigid wall with velocity V and bounces back with the same velocity. The impulse experienced by the body is 

  • Option 1)

    MV

  • Option 2)

    1.5MV

  • Option 3)

    2MV

  • Option 4)

    Zero

 

Answers (1)

best_answer

As we discussed in concept

Impulse -

vec{I}=int_{t_{1}}^{t_{2}}vec{F}cdot dt

astleft [ MLT^{-1} ight ]

- wherein

 

 Impulse = Change in momentum

I=mv-(-mv)=2mv

 


Option 1)

MV

This option is incorrect.

Option 2)

1.5MV

This option is incorrect.

Option 3)

2MV

This option is correct.

Option 4)

Zero

This option is incorrect.

Posted by

Aadil

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