What is the recoil velocity of the 100 kg gun when it fires a 1 kg ball horizontally from a 500m high cliff, and the ball lands 400m away from the bottom of the cliff? (Given: acceleration due to gravity = 10 m/s²)

Question

What is the recoil velocity of the 100 kg gun when it fires a 1 kg ball horizontally from a 500m high cliff, and the ball lands 400m away from the bottom of the cliff? (Given: acceleration due to gravity = 10 m/s²), 0.4 m/s, 4 m/s, 40 m/s, 400 m/s

MARKS App · Accepted Answer

Correct Option is : (A) 0.4 m/s

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