wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A train of length 100 m is crossing a bridge 200 m long in length at the speed of 72 kmph. What is the time taken by the train to cross the bridge?

A
5 seconds
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
10 seconds
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
15 seconds
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
20 seconds
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 15 seconds
Speed of train =72 kmph=72×518 ms1=20 ms1

Distance travelled to cross the bridge entirely:
=(100+200) m=300 m

Time taken to cross the bridge:
=300 m20 ms1=15 second

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Speed and Velocity
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon