Question

58.
If the velocity of a particle is given by
v = (180 - 16x)1/2 m/s, then its acceleration will
be:-
(1) Zero
(2) 8 m/s2
(3) -8 m/s2
(4) 4 m/s2​

Answer 1

Explanation:

v=√(180-16x)

v2=180-16x

differentiate with dt

2vdv/dt=-16x/dt

2va=-16v

a=-8m/s

Answer 2

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