An object of mass 20kg slides down an inclined plane at an angle of 30o to the horizontal. The coefficient of static friction is?
[g = 10ms-2]
A
0.2
B
0.3
C
0.5
D
0.6
Verified Correct Answer: D.
Physical Principles & Numerical Solution
\(\mu = tan\theta = tan30\)
Source: Myschool Past Questions Archive (Record #27384)