Question:
Velocity of a particle is given by v = 3 - t m/s. What will be the distance travelled by particle in 1st four second
Answer:
Velocity v= 3-t m/sec
So, Displacement = ∫v
= 3t-t2 /2
So, displacement in 4 seconds= 3*4 -16/2
=12-8= 4 m
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