A stone is dropped from a building, and 2 seconds later another stone is dropped. How far apart ...

A stone is dropped from the top of a tall cliff and n seconds later another stone is thrown vertically downwards with a velocity u . Then the second stone overtakes the first, below the top of the cliff at a distance given by

A stone is dropped from the top of a tower and one second later, a second stone is thrown vertically downward with a velocity 20 ms^-1 . The second stone will overtake the first after travelling a distance of (g=10 ms^-2)

A stone is dropped from the top of building and at the same time a second stone is thrown vertically upward from the bottom of the building with a speed of 20 m s^(-1) . They pass each other 3 seconds later. Find the height of the building

A stone is dropped from a height h. Simultaneously another stone is thrown up from the ground with such a velocity that it can reach a height of 4 h. Find the time when two stones cross each other.

A stone is dropped into water from a bridge 44.1 m above the water. Another stone is thrown vertically downward 1 sec later. Both strike the water simultaneously. What was the initial speed of the second stone

A stone is dropped in a well 107 m deep. If the splash is heard 5 seconds after the stone is dropped, then calculate the speed of sound in air.

A stone is dropped from a height of 100m .At the same instant another stone is projected vertically upwards with velocity of 50ms^(-1) .If g=10ms^(-2) ,the height from the ground at which the 2 stones meet is

A stone is dropped from a height h. Simultaneously, another stone is thrown up from the ground which reaches a height 4 h. The two stones cross each other after time