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11th grade-physics

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a cannon with a mass of 1,500kg fired a 7kg cannonball along its 3m long barrel in 0.015 seconds a)calculate the acceleration of the cannonball
b)the force acting on the cannonball
c) the reaction force exerted on the cannon
d)the acceleration of the cannon
e) the distance the cannon recoils during the 0.015 seconds

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