A particle moves in a circle with O as centre and AO = OB = 5 cm, as radius It starts from A. Calculate:
(i) the distance covered; and
(ii) the displacement, when it reaches B.
(i) The distance covered
= ? × OA
= ? × 5 = 5? cm. Ans.
(ii) The displacement
= 2 × OB = 2 × 5 = 10 cm, along AB. Ans.
