Physics, asked by hj184744, 9 months ago

5.A train 100m long is moving with the velocity of 72km/hr. Find the time it takes to cross the bridge which is 2km long?

Answers

Answered by EvanDevanand

5

Answer:

72/km

V= 72×1000m

÷

60×60= 72000÷3600s

720m ÷36s

20m/s

therefore 2×1000=2000m

2000m÷20m/s

100m/s

Explanation:

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