HEAT TEMPERATURE AND PRESSURE - Practice Mode

1) Which one is heat insulator?
Correct Answer: Thermocole
2) Which one has the highest thermal conductivity?
Correct Answer: Solid ice
3) Which one of the following is not a property of heat insulating material?
Correct Answer: Ductility
4) Which insulating material is most widely used in refrigerators?
Correct Answer: Polyurethane
5) Which one is a poor heat insulator?
Correct Answer: Glass