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A bullet is fired from a gun . The force...

A bullet is fired from a gun . The force on the bullet is given by
` F = 600 - ( 2 xx 10^(5))` t
Here , F is in newton and t in second . The force on the bullet becomes zero as soon as it leaves the barrel . The impulse imparted to the bullet is

A

9Ns

B

zero

C

1.8 Ns

D

0.9 Ns

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