JEE Advanced 2020 Concept Recapitulation Test 4 Paper 1

© examsiri.com

Question : 6 of 54

Marks: +1, -0

In case of walking on a rough surface:

Friction force acts in the direction of motion
Friction force acts opposite to the direction of motion
Change in kinetic energy is due to work done by friction
Change in kinetic energy is due to work done by internal forces.

Go to Question:

Prev Question

Next Question