A student bends out of a window 50 feet above the ground beneath and drops from his left hand a 1 lb lead sphere and from his right hand a 10 lb lead sphere concurrently.
i) Determine how long will it take 1 lb sphere to strike the ground?
ii) Find out the velocity of 1 lb sphere when it strikes the ground?
iii) Determine how much less time does it take for 10 lb sphere to strike the ground than for 1 lb sphere to strike the ground?
iv) Determine how much faster will 10 lb sphere be traveling when it strikes the ground than 1 lb sphere when it strikes the ground?