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`

Ball `A` is dropped from the top of a building. At the same instant ba

1.	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`
Answer» Correct Answer - B

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