MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Direction of Instantaneous Velocity

Two trains ea...

Question

Two trains each 50m long are travelling in opposite direction with velocity 10m/s and 15m/s. The time of crossing is..

Open in App

Solution

Total Dist = 100m (50 x 2)
Relative velocity of one train = 10m/s -(-15m/s) = 10+15=25m/s

Therefore time= distance/ relative velocity = 100/25 = 4 sec

Suggest Corrections

thumbs-up

106

Similar questions

Q. Two trains, each 50 m long are travelling in opposite direction with velocity 10 m/s and 15 m/s. The time of crossing is

Q. Two trains are each

50 m

long moving parallel towards each other at speeds

10 m / s

15 m / s

respectively. After what time will they pass each other?

Q. Two trains, A and B, each

50 m

long, are approaching a meeting point travelling with velocities

10 m / s

15 m / s

respectively. The tracks of the two trains are perpendicular to each other and both trains are

500

meters away from the meeting point. How far will be the train A from meeting point when train B crosses the meeting point?

Q. Two trains each

50 m

long are moving parallel towards each other at speeds

10 m/s

15 m/s

respectively. At what time will they pass each other ?

Q. Two trains, each

50 m

long are moving parallel towards each other at speeds

10 m/s

15 m/s

respectively. How much time will they take to pass each other?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Speed and Velocity

PHYSICS

Watch in App

explore_more_icon

Explore more

Direction of Instantaneous Velocity

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon