a motorcyclist drives from A to B with a uniform speed of 40 km/h and returns back with a speed of 50 km/hr find the average speed and average velocity.
only answer if u know the correct answer please
really in big trouble.
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Explanation:
let dist covered be x
speed 1 = 40
speed = dist / time
time 1 = dist / speed
= x / 40
speed 2 = 50
time 2 = dist / time
x / 50
average speed = total dist/ total time
= x + x // x/40 + x / 50
= 2x // 9x /200
= 2x × 200/9x
= 44.44 km /h
average velocity = 0
as initial and final position are same
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