JEE Main 28 June 2022 Shift 1 Solved Paper

Section: Physics

Question : 32 of 90

Marks: +1, -0

A particle of mass m is moving in a circular path of constant radius r such that its centripetal acceleration

[28-Jun-2022-Shift-1]

is varying with time t as a=k2rt2, where k is a constant. The power delivered to the particle by the force acting on it is given as
(a) zero
mk2r2t2
mk2r2t
mk2‌rt

Go to Question:

Prev Question

Next Question