Question

A train 280 m long, running with a speed of 63 km/hr will pass a tree in:

• A. 15 sec
• B. 16 sec
• C. 18 sec
• D. 20 sec
• E. 19 sec

Answer 1

The correct option is B

16 sec

Speed = $(63\times \frac{5}{18})m/sec=\frac{35}{2}m/sec$

Time taken = $(280\times \frac{2}{35})=16\sec$