In what time will a 110 metre long train running at 20 meters/Sec cross a 132 metre long bridge?
A9.8 seconds
B12.1 seconds
C14.3 seconds
D12.42 seconds
Answer:
B. 12.1 seconds
Read Explanation:
⇒ Distance to be covered in order to cross the bridge
= length of train + length of bridge = 132 + 110 = 242 m
⇒ Speed = 20 m/s
⇒ Time = 242/20 = 12.1 Seconds