Question
Question: The coefficient of friction between two surfaces is 0.2. The angle of friction is-...
The coefficient of friction between two surfaces is 0.2. The angle of friction is-
A
sin–1(0.2)
B
cos–1(0.2)
C
tan–1(0.1)
D
cot–1(5)
Answer
cot–1(5)
Explanation
Solution
f = tan–1(0.2)