A ball is thrown vertically upward with a speed of

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A ball is thrown vertically upward with a speed of 15 m/s15\,\text{m/s}. How long will it take to return to the thrower’s hand at the same level? (Take g=9.8 m/s2g = 9.8\,\text{m/s}^2.) (a) 3.00 s3.00\,\text{s} (b) 1.53 s1.53\,\text{s} (c) 3.06 s3.06\,\text{s} (d) 6.12 s6.12\,\text{s}

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