A) Temperature
B) Pressure
C) Friction
D) Density
Correct Answer: C
Solution :
Lubricants are thick liquids that make rough surfaces smooth and slippery. The application of lubricants reduces the friction between two surfaces moving relative to each other. Since the use of lubricants between two surfaces reduces the value of X, X must be the force of friction. The correct answer is C.You need to login to perform this action.
You will be redirected in
3 sec