06. If a body moves from A to B with a constant
velocity of 20 Km/hr and from B to A with a
constant velocity of 30 Km/hr then the average 14
velocityis
1) 25 Km/hr 2) 24 Km/hr
3) zero
4) None of these
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3
Answer:24
Average Speed= Total time/Total distance
= X+X/20X + 30X
= 2×30×20/30+20
=24 km/h
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