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Ball A is dropped from the top of a buil...

Ball `A` is dropped from the top of a building. At the same instant ball `B` is thrown vertically upwards from the ground. When the balls collide, they are moving in opposite direction and the speed of `A` is twice the speed of `B`. At what fraction of the height of the building did the collision occurs ?

A

`1//3`

B

`2//3`

C

`1//4`

D

`2//5`

Text Solution

Verified by Experts

The correct Answer is:
B
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