engineering recuitment UPPSC AE Mock Test 2024 Engineering Mechanics Equilibrium and Friction Friction
Select the correct option based on the assertion (A) and reason (R) listed below.
Assertion (A) : Two surfaces are polished and brought in contact with each other to reduce friction.
Reason (R) : Rough surfaces have less friction between them.
1
Both A and R are True
2
Both A and R are false
3
A is false but R is true
4
A is true but R is false