Question

from a rifle of mass 4 kg a bullet of mass 50 g fired with a speed of 35 m per second calculate the recoil speed of the rifle

Answer 1

Answer:

m1× v1 =m2× v2

> 0.05 × 35 = 4 × v2

> 1.75 = 4× v2

> v2= 1.75÷4

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