In: Physics
5. A ball is dropped from the top of the building
whose height is 60 m. At the same time, another
ball is thrown up from the ground with a velocity of 25 m/s.
i) At what distance from the top do the balls cross each
other?
ii) How much time does the two balls take to cross each
other?
iii) What is the maximum height does the second ball reach?