When an object is dropped from rest and falls a vertical distance in time

PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation

Problem

When an object is dropped from rest and falls a vertical distance

s

in time

t

, which of the following expressions gives the acceleration due to gravity

g

in terms of

s

and

t

? (a)

g=\dfrac{s}{t^{2}}

(b)

g=\dfrac{4s}{t^{2}}

(c)

g=\dfrac{2s}{t^{2}}

(d)

g=\dfrac{s}{2t^{2}}

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