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A man goes 10 m towards North, then 20 m...

A man goes 10 m towards North, then 20 m towards east then displacement is

A

22.5m

B

25m

C

25.5m

D

30m

Text Solution

Verified by Experts

The correct Answer is:
A
Position` vecr = 20 hati + 10 hatj`
` r = sqrt(20^2 + 10^2) = 22.5m`
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