Question

A gun is mounted on a vehicle which is
at rest on a frictionless road. Mass of
vehicle + gun is 1600 kg. The gun fires
20 bullets per second, each with a
velocity 400 m/s. Mass of each bullet is
20 gm. Acceleration produced in the
vehicle by impulse of bullets is:
a)12 cm/s2
b)14 cm/s2
c)DO 8 cm/s2
d)10 cm/s2

Answer 1

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