A man goes from his house to market with a uniform speed of 6 km/h . Finding the market he immediately returns back to his house with a uniform speed of 9 km/h . Calculate his average speed and average velocity for his motion.
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Answer:
15/2 km/h
initial speed of a man=6km/h
final speed of aman= 9km/h
average speed of a man=6+9/2
=15/2
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