Q.

A car moves in a semi circular track of radius 700 m. If it starts from one end of the track and stops at the other end, then the displacement of the car is

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a

2200 m

b

1500 m

c

1400 m

d

700 m

answer is C.

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Detailed Solution

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Displacement=2R=2(700)

AB¯=1400m

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