A 1200-Kg Cannon Suddenly Fires A $\text { 100-kg }$ Cannonball At

question 71

Multiple Choice

A 1200-kg cannon suddenly fires a $\text { 100-kg }$ cannonball at $35 \mathrm {~m} / \mathrm { s }$ What is the recoil speed of the cannon? Assume that frictional forces are negligible and the cannon is fired horizontally.

• A)2.9 m/s
• B)35 m/s
• C)3.5 m/s
• D)3.2 m/s

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