Physics, asked by codeist, 1 year ago

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Q1) The average force necessary to stop a hammer with 50 NS Momentum in 0.05 seconds is?

Q2) A Machine Gun has a mass 4 kilogram. It fires 50 grams bullets at the rate of 30 bullets per minute at a speed of 400 m per second. what force is required to keep the gun in position?

Q3) In a rocket of mass 1000 kilograms fuel is consumed at a rate of 40 kg per second. The velocity of gases objectid from rocket is 5 x 10^4 metre per second. The thrust on the rocket is?

Answers

Answered by rohan25novfeb
0
Force = change in momentum / time here, initial momentum = p if hammer comes to rest, finalmomentum = 0 change in momentum = p - 0 = p time = 0.5s. Average force = p/0.5 = 2p N

Answered by Anonymous
1

Answer:

certain specialised crops began to be grown not for consumption in village but for sale in national and even in international market.

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