1.

What is the time taken by a train of length 200 m to cross a bridge of length 250 m, running at a speed of 45 m/s?1. 10 sec2. 25 sec3. 15 sec4. 20 sec

Answer» Correct Answer - Option 1 : 10 sec

Given:

Length of the train is 200 m and the length of the bridge is 250 m. Speed of the train is 45 m/s

Concept Used:

To cover the bridge = To cover the sum of the length of the bridge and train

Time = Distance/speed

Calculation:

Speed of the train is 45 m/s

To cross the bridge the train, have to cover a distance of (200 + 250) = 450 m

Required time = 450/45  

⇒ 10 second

Time taken by the train to cross a bridge of length 250 m is 10 second.



Discussion

No Comment Found

Related InterviewSolutions