JEE Main 11 April 2015 Paper

Section: Physics

Question : 4 of 90

Marks: +1, -0

A particle is moving in a circle of radius r under the action of a force F=αr2 which is directed towards center of the circle.Total mechanical energy (Kinetic energy + potential energy) of the particle is (take potential energy = 0 for r=0) :

[Main 11 Apr 2015]

αr3
1
2
αr3
4
3
αr3
5
6
αr3

Validate

Go to Question:

Prev Question

Next Question