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A particle travels half of the circle of...

A particle travels half of the circle of radius r. Then the displacement and distance of the particle are respectively.

A

`2pir, 0`

B

`2r , pi r`

C

`(pi r)/(2), 2r`

D

`pi r ,r`

Text Solution

Verified by Experts

The correct Answer is:
B

Distance = `hat(ABC) = pi r `
Displacement = `AC = 2r`
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