Question

If :-

mass = 0.1kg
speed = 20 m/s
time = 0.2 s

find -- change in momentum , average force

(answer with full explanation)​

Answer 1

Answer:

Initial momentum Pi=mu=0.1×20=2 kg m/s

Final momentum Pf=0

Impulse I= ∣Pf −Pi =0−2∣=2 kg m/s

Average force F= I/Δt = 2/0.1 =20 N

Explanation:

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