A 320 metre long train crosses a pole in 50 seconds. what is the speed of train ? (1)4.6 m/sec (2) 7.2 m/sec (3) 5.4 m/sec (4) 6.4 m/sec (5) cannot be determined
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In 50sec the train covers 320 meter
Therefore in 1sec the train covers320/50meter
= 6.4 meter
So the speed of the train is 6.4m/sec
Therefore in 1sec the train covers320/50meter
= 6.4 meter
So the speed of the train is 6.4m/sec
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