A ball is dropped from the building and simultaneously another ball is projected upward with some velocity. Describe the change in relative velocities of the balls as a function of time.

A ball A is dropped from a building of height 45 m . Simultaneously another ball B is thrown up with a speed 40 m//s . Calculate the relative speed of the balls as a function of time.

A ball A is dropped from a building of height 45 m . Simultaneously another ball B is thrown up with a speed 40 m//s . Calculate the relative speed of the balls as a function of time.

A ball A is dropped from a building of height 45 m . Simultaneously another ball B is thrown up with a speed 40 m//s . Calculate the relative speed of the balls as a function of time.

A ball is dropped from a building of height 45 m. Simultaneously another ball is thrown up with a speed 40 m/s. Calculate the relative speed of the balls as a function of time.

A ball is dropped from the roof of a tall building and simultaneously another ball is thrown horizontally with some velocity from the same roof. Which ball lands first? Explain your answer.

A ball is dropped from tower of height 45 m. At the same moment another ball is thrown up with a speed of 40 ms from base. What is the relative speed of the balls as a function of time?