Question

If the train begins to travel over a slope, explain why the power of the train's engine needs to be increased to maintain the speed of 24m/s

Answer 1

Explanation:

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Answer 2

Explanation:

Since thr train is travelling up the slope there wilp be a backward force acting on it down the slope. in order for the train to move up with a constant velocity more work or energy should be provided by the engine. then only it will be able to move forward by doing work against gravity