A stone is released from rest and falls freely

PHYSICS · Multi-part · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A stone is released from rest and falls freely. Its velocity increases uniformly from 0 m/s at

t = 0

to 49 m/s at

t = 5\,\text{s}

. (i) Calculate the acceleration of the stone. (ii) Using the graph information, find the displacement of the stone during the first 5 s of motion.