a train of length 50m is moving with a constant speed of 10m/s.calculate the time taken by the train to cross an electrical pole and a bridge of length 250m
class 9th
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Answer:
30 seconds may be.....
250 metres +50 metres=300 MTR
10m/sec so
time taken is 30 sec
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Speed=distance/time
So time =distance x speed
250 x 10
2500
So time =distance x speed
250 x 10
2500
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