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Bullets of 0.03 kg mass each hit a plate...

Bullets of `0.03 kg` mass each hit a plate at the rate of `200` bullets per second with a velocity of `50 m//s` and reflect back with a velocity of `30 m//s` . The average force acting on the plate in newton is

A

120

B

180

C

300

D

480

Text Solution

Verified by Experts

The correct Answer is:
B
`F=(dp)/(dt),F=(mnv)/t`
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