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PHY 1001Unit Three – Forces and Newton’s Laws of MotionMathematical Assignment1.The mass of a train is 30,000 kg. If the train accelerates at 1.1 m/s2, what net force (in Newtons) acts on the train? 2. What is the weight (in Newtons) of a 1 kg object?
213. A rocket with a mass of 4,000 kg has an engine that exerts a force of 40,000 N. What is the rocket's acceleration (in m/s2) at take-off?