Question

A train 100m long is moving with a velocity of 60km/he. Find the time it takes to cross the bridge 1km long.​

Answer 1

Answer:

Train 100m long and moving with velocity 60km/hr=60×

18

5

m/sec=

3

50

m/sec.

We have to find time train will take to cross a brige 1km i.e 1000m long.

Length of train be lt , length of bridge be lb and velocity of train be v

So time taken =

v

lt+lb

=

3

50

100+1000

=66sec

Answer 2

Answer:

please refer to the attachment.

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