Answer / ajeet

relative velocity will be=49-25=24km/h
then lenth of second train will be=
24*(5/18)*10=66.66 mtr

Answer / reddipavanakrishna

Relative velocity of trains = 49kmph -25 kmph = 24kmph
=6.67m/s
Time taken to cross the first train = 10 sec
Length of the second train = Relative Velocity * Time taken
to cross the first Train = 6.67 *10 = 66.7 metres

Answer / dolly

1000\15 m

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