Question

please give me answer ​

Answer 1

Answer:

0.1 m/s

Explanation:

Mass of the bullet = 20g

=20kg/1000kg

=0.02kg

Velocity of bullet = 400m/s

Momentum of the bullet before hitting the man is

= (0.02)(400) = 8kg.m/s

After hitting the man the bullet stops and falls on the ground.

Mass of mass, M = 80kg

If v is the velocity of the man after being hit by the bullet then,

Mv = 8

=> v = 8/80 = 0.1m/s

Answer 2

Answer:

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