From the top to a tower ` 100 m` in height a ball is dropped and at the same instant another ball is projeced veticall y upwards from the ground so that it just reaches the top of tower. At = what heifht do the two balls pass one another ?

From the top of a tower 100m in height, a ball is dropped and at the same time another ball is projected vertically upwards from the ground with a velocity of 25ms^-1 . Find when and where two balls will meet.

Form the top of a tower 100 m in height a ball is dropped and at the same time another ball is projected vertically upwards from the ground with a velcoity of 25 ms^(-1) . Find when and where the two balls will meet.

From the top of a tower 100 m in height a ball is dropped and at the same time another ball is projected vertically upwards from the ground with a velocity of 25 m/s. Find when and where the two balls will meet? (g=9.8m/s)

From the top of a tower 100 m in height, a ball is dropped and at the same time another ball is projected vertically upwards from the ground with a velocity of 25 "m.s"^(-1) . Find when and where the two balls meet. Take g = 9.8 "m.s"^(-2) .

A ball A is dropped from the top of a tower 500m high and at the same instant another ball b is projected upwards with the velocity of 100m/s. after how much time and where the two balls will meet?

From the top of the tower, a ball A is dropped and another ball B is thrown horizontally at the same time. Which ball strikes the ground first ?

A ball is thrown from ground vertically upward, reaches the roof of a house 100 meters high. At the moment this ball was thrown vertically upward, another ball is dropped from rest vertically downward from the roof of the house. At which height from the ground do the balls pass each other and after what time?