a train running at the speed of 60 km/hr crosses a pole in 9 seconds. what is the length of the train? 120 m 180 m 320 m 150 m
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speed of train = 60km/hr = 50/3 m/s
time taken =9 sec.
lenght of train = 50/3 × 9
= 150m
time taken =9 sec.
lenght of train = 50/3 × 9
= 150m
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