A particle moves in a circle of radius R, with a constant speed v. Then, during
a time interval (TR/3v), which of the following is true?
(A) (average acceleration) = 3v^2/piR
(B) Javerage velocityl = 3v/pi
(C) Javerage acceleration) = 2v^2 / piR
(D) average speed = 3v/pi
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Answer:
A avaerge acceleration =3v2/pir
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