A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long?
A. 40 sec
B. 42 sec
C. 45 sec
D. 48 sec
Answers
Answered by
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hlo dear friend
Speed = 45 Km/hr = 45*(5/18) m/sec
= 25/2 m/sec
Total distance = 360+140 = 500 meter
Time = Distance/speed
=500*2/25
=40s
hope u understand it
brainliest pls
Speed = 45 Km/hr = 45*(5/18) m/sec
= 25/2 m/sec
Total distance = 360+140 = 500 meter
Time = Distance/speed
=500*2/25
=40s
hope u understand it
brainliest pls
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