Building Materials - Engineering

Q1:

Resins are

A not soluble in water

B soluble in spirit

C used in varnishes

D left behind on evaporation of oil

E all the above.

ANS:E - all the above.

Resins are not soluble in water - correct.

Resins are soluble in spirit- Not all but some are in which resin is soluble.
Used in varnishes- correct.
Left behind on evaporation of oil- correct.
So, the most probable correct answer is E.

All of above.