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A 325kg rocket-powered sled is sitting at rest. Suddenly, the rocket produces a force of 675N. The constant force of friction is 125.0N. (a) How

A 325kg rocket-powered sled is sitting at rest. Suddenly, the rocket produces a force of 675N. The constant force of friction is 125.0N. (a) How far does the sled move in 5.5s? [4 marks]

(b) After acceleration, the rocket runs out of fuel and eventually come to rest. How long does the total trip take? (From the moment the rocket is fired to the moment it comes to rest?) [5 marks]

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