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Deceleration/Retardation

The velocity ...

Question

The velocity of a body varies with time as $V = 3 t + 2$ . Find the instantaneous acceleration $t = 5 s e c$

2 m / s^{2}

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3 m / s^{2}

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17 m / s^{2}

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- 2 / 3 m / s^{2}

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Solution

The correct option is B $3 m / s^{2}$
$V = 3 t + 2$
$\Rightarrow a = \frac{d v}{d t} = 3 m / s^{2}$ ______(B)

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