1000+ Heat Transfer Multiple Choice Questions & Answers - 1

Question: 1

Which one of the following will have least value of thermal conductivity?

(A) aluminium

(B) copper

(C) water

(D) silver

Question: 2

Which liquid metal is supposed to be the best conductor

(A) sodium

(B) zinc

(C) mercury

(D) lead

Question: 3

What should be shape of an ideal thermometer?

(A) cubical

(B) cylindrical

(C) rectangular

(D) spherical

Question: 4

Formation of fog is due to

(A) temperature fall of atmosphere

(B) low pressure

(C) night showers

(D) high pressure

Question: 5

Insulation in cavity wall is

(A) air

(B) cork

(C) wood

(D) water