A ball is dropped downwards. After 1 second another ball is dropped downwards from the same point. What is the distance between them after 3 seconds

A balloon is rising vertically upwards with uniform acceleration 15.7m/ s^(2) .A stone is dropped from it. After 4s another stone is dropped from it.Find the distance between the two stones 6 second after the second stone is dropped.

A ball is dropped from a highly raised platform at t=0 starting from rest. After 6 second another ball is thrown downwards from the same platform with a speed v. The two balls meet at t=18 s. What is the value of v? (Take g=10 m/s^2 )

A ball is dropped from the top of an 80 m high tower After 2 s another ball is thrown downwards from the tower. Both the balls reach the ground simultaneously. The initial speed of the second ball is

A ball is dropped from the top of a tower. One second later another ball is thrown downwards with a velocity of 15ms^-1 . When and how far below the top will the second stone overtake the first?

Ball A is dropped from rest from a window. At the same instant, ball B is thrown downward, and ball C is thrown upward from the same window. Which statement concerning the balls after their release is necessarily true if air resistance is neglected ?

A ball is dropped freely while another is thrown vertically downward with an initial velocity v from the same point simultaneously. After t second they are separated by a distance of

A ball is dropped from the top of a tower. After 2 s another ball is thrown vertically downwards with a speed of 40 ms^(-1) . After how much time and at what distance below the top of tower the balls meet ?