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Two trains of length 50 m and 65 m are moving in the same direction at 18 m/s and 17 m/s, respectively. Find the time taken by the faster train to cross the slower train. ?
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- 100 s
- 114 s
- 95 s
- 115 s
Correct Option: D
According to the formula.
Required time = (x + y)/(u - v)
Here , x = 50 m , y = 65 m , u = 18 m/s and v = 17 m/s
∴ Required time = (50 + 65)/(18 - 17) = 115/ 1 = 115 s
