Q.

The motion of a particle is described by the equation v = at. The distance travelled by the particle in the first 4s is

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a

4a

b

12a

c

6a

d

8a

answer is D.

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Detailed Solution

s=12at2⇒s=12×a×(4)2⇒s=8a
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The motion of a particle is described by the equation v = at. The distance travelled by the particle in the first 4s is