Questions
The speed of a particle moving in a circle is increasing. The dot product of its acceleration and velocity is
detailed solution
Correct option is C
Speed of particle is increasing due to tangential component of acceleration. Hence, dot product of a and v is positive.Talk to our academic expert!
Similar Questions
A particle of mass m is moving in a circular path of constant radius r such that its centripetal acceleration ac is varying with time to as ac= k2rt2 where k is a constant. What is the power delivered to the particle by the forces acting
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