Question

PART-A
1. Viscosity of lubricating oil ........... with increase of
temperature
a) increases
b) decreases
c) does not change
d) None of these
2. Silicon fluid is a
a) mineral oil
b) synthetic oil
c)vegtanile oil
d) none of these​

Answer 1

Explanation:

Q.1. b). decreases

Q.2. a).minral oil