An athlete completes one round of a circular track of P radius \( R...

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An athlete completes one round of a circular track of
P radius \( R \) in \( 40 \mathrm{sec} \). What will be his displacement at the end of \( 2 \mathrm{~min} .20 \mathrm{sec} \)
W
(1) Zero
(2) \( 2 R \)
(3) \( 2 \pi R \)
(4) \( 7 \pi R \)
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