Friction between cannon and the ground

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A cannon with a mass of 115 kg shoots a cannonball with a mass of 8 kg. If the speed of the cannon ball as it leaves the cannon is 185 m/s,what is the speed of the cannon at that time??(assume cannon is initially at rest, not fastened down in any way,and there is no friction between cannon and the ground)

Reference no: EM13544751

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