One stone is dropped from a tower from rest and simultaneously another stone is projected vertically upwards from the tower with some initial velocity. The graph of the distance(s) between the two stones varies with time t as (before either stone hits the ground)

Question

One stone is dropped from a tower from rest and simultaneously another stone is projected vertically upwards from the tower with some initial velocity. The graph of the distance(s) between the two stones varies with time t as (before either stone hits the ground), , , ,

MARKS App · Accepted Answer

s ⁡ 1 t = 1 2 g t 2 downwards and s ⁡ 2 t = u ⁡ t - 1 2 g t 2 upwards ∴ Distance between the two stones will be s = s 1 ( t ) + s 2 ( t ) = u t Therefore, s - t graph will be a straight line passing through origin.

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