CTEVT Prep
Practice
Question Bank
Mock Test
Papers
Guidance
AI Assist
Log In
Sign Up
Back to Practice
hard • Past Paper
What is the work done by friction on a body of mass m sliding down an inclined plane of length L and inclination angle theta?
A
mgL sin(theta)
B
u mgL cos(theta)
C
- u mgL cos(theta)
D
Zero