Question

a bullet of mass 10 moving horizontally witha velocity of 400 m/s

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Answer 1

$\huge\bold{HEY:)-}$

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Ur Question uncomplete

further I am giving answer I think you asking for impulse in 0.1 sec

V= u +at

0 =400 + 0.1×a

a= -4000 m/s^2

Now impulse= F×t

= 10×(4000)×0.1

=4000 Ns