Question

Which of the following are the disadvantages of solid lubricants?

(a) poor heat dissipation

(b) more effective even at high pressures

(c) high resistance to detoriation

(d) permit equipment is heavy

The question was asked in an interview for internship.

The above asked question is from Classification of Lubricants topic in chapter Lubricants of Applied Chemistry

Answer 1

The correct option is (a) poor heat dissipation

Best explanation: One of the disadvantages of the solid lubricants is poor heat dissipation. They have more ability to perform well at the high load too(under high pressures).