me wron.
calculate the force needed to increase
the velocity of to Kg object from
20 m/s to to mis in 5 sec.
Answers
Answered by
0
Answer:
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Answered by
10
Answer:
From newton's second law,F=
dt
dP
dP= d(mv)
So, required force F= 21(30−20)
N
so F=5N
Explanation:
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