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A man waves his arms, while walking. Thi...

A man waves his arms, while walking. This is due:

A

to keep constant velocity

B

to ease the tension

C

to increase the velociy

D

to balance the effect of Earth's gravity

Text Solution

Verified by Experts

The correct Answer is:
D
The waving of arms helps in keeping the centre of gravity at a suitable position. This helps the man to walk comfortably.
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