Question

3
The displacement x in meters of a body varies with time t in sec. As x=-2/3t²+16t +2 then the
initial velocity of the body and acceleration are
1) zero, 2 m/s² 2) -2/3 m/s, 16 m/s² 3) 16 m/s, -4/3 m/s² 4) 3 m/s, 4 m/s²
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Answer 1

Explanation:

3

The displacement x in meters of a body varies with time t in sec. As x=-2/3t²+16t +2 then the

initial velocity of the body and acceleration are

1) zero, 2 m/s² 2) -2/3 m/s, 16 m/s² 3) 16 m/s, -4/3 m/s² 4) 3 m/s, 4 m/s²