Question

q27. what is the use of lubricant like grease?​

Answer 1

Answer:

lubricant like grease reduce the friction between two bodies in contact and hence makes their movement easy

Answer 2

Explanation:

The function of grease is to remain in contact with and lubricate moving surfaces without leaking out under gravity or centrifugal action, or squeezing out under pressure. The major practical advantage of grease is that it retains its properties under shear at all temperatures that it is subjected to during use.