A rock is released from rest at the edge of a vertical cliff 80 m above the ground

PHYSICS · Subjective · CBSE · Physics · Gravitation · Gravitation

Problem

A rock is released from rest at the edge of a vertical cliff 80 m above the ground. Ignoring air resistance and taking the magnitude of the acceleration due to gravity as 9.8 m/s², determine the time required for the rock to reach the ground.

Related theory

Free-Fall & Vertical Motion
Gravitation
Acceleration
Motion in a straight line
Kinematic equations
Free fall

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