A train 200m long moving at constant acceleration crosses a bridge 300m long. it enters the bridge with a speed of 3m/s and leaves it with a speed of 5m/s. what is the time taken to cross the bridge ?
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(300+200)÷(3+5)
or,500÷8=62.5 sec
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Answer:
125 s add total length find acceleration and then time period
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