A basketball is thrown straight upward from ground level with an initial speed of

PHYSICS · Single correct · CBSE · Physics · Motion · Motion

Problem

15\,\text{m/s}

. Ignore air resistance and use

g = 10\,\text{m/s}^2

. How much time after launch does the ball first reach a height of

5.0\,\text{m}

above its launch point? (a)

0.50\,\text{s}

(b)

1.5\,\text{s}

(c)

0.38\,\text{s}

(d)

2.6\,\text{s}