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Finding Average Velocity

A car acceler...

Question

A car accelerates with $1.5 m s^{- 2}$ in a straight road. How much increase will be in velocity after $4$ seconds?

6 m / s

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4 m / s

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3 m / s

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2 m / s

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Solution

The correct option is A $6 m / s$
As we know, $v = u + a t ⟹ v = 0 + 1.5 \times 4 ⟹ v = 6 m / s$

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