Q. Train A crosses a vertical pole at the
speed of 15 m/s in 20 seconds. Speed of
train A is 3 m/s less than the speed of
train B and length of train B is 30 meter
less than length of train A. Find the time
taken by Train B to cross 270 meter long
platform.
speed of 15 m/s in 20 seconds. Speed of
train A is 3 m/s less than the speed of
train B and length of train B is 30 meter
less than length of train A. Find the time
taken by Train B to cross 270 meter long
platform.
✅ Correct Answer: (C)
30 seconds
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