A train travels due south at 60 ms it reverses its
A train travels due south at 60 m/s. It reverses its direction and travels due north at 60 m/s. What is the change in velocity of the train?
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a train travels due south at 60 ms it reverses its direction and travels due north at 60 ms what is the change in
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a person tries to heat up the bath water by adding 60 l of water at 70ordmc to 60 l of water at 30ordmc what is the
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