Question

Which of the following is not a quality of a good thermal insulating material?

(a) It should be durable

(b) It should have a low thermal resistance

(c) It should be readily available

(d) It should be fireproof

The question was asked in a job interview.

I'd like to ask this question from Thermal Insulation in division Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials

Answer 1

The correct option is (b) It should have a low thermal resistance

To explain I would say: A good thermal insulating material should be durable. It should have high thermal resistance. It should be fireproof and readily available.