If a body is projected vertically upwards, then on \( P \) reaching maximum height, its   W...

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If a body is projected vertically upwards, then on
\( P \) reaching maximum height, its
 
W
(a) velocity is zero and the acceleration is not zero.
(b) velocity is not zero and the acceleration is zero.
(c) both velocity and acceleration are not zero.
(d) both velocity and acceleration are zero.
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