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Two trains are each 50 m long moving par...

Two trains are each 50 m long moving parallel towards each other at speeds `10 ms^(-1)` and `15 ms^(-1)` respectively, at what time will they pass each other ?

A

`5 sqrt((2)/(3)) sec`

B

4 sec

C

2 sec

D

6 sec

Text Solution

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The correct Answer is:
B
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FIITJEE-KINEMATICS-ASSIGNMENT PROBLEMS (OBJECTIVE) LEVEL-I
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  2. The displacement of a particle is proportional to the cube of time. Th...

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