Physics - Study Mode

[#876] The flow of thermal energy is called
Correct Answer

(A) Heat

Explanation

Solution: The term conduction refers to the transfer of energy. Conduction occurs when energy is passed between objects. The transfer of thermal energy is called heat.

[#877] On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because :
Correct Answer

(C) Metals are good conductors of heat

Explanation

Solution: On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because metals are good conductors of heat.

[#878] Which of the following is an insulator?
Correct Answer

(D) Glass

Explanation

Solution: Glass is an insulator.

[#879] 'Therm' is the unit of
Correct Answer

(B) Heat

Explanation

Solution: 'Therm' is the unit of heat.

[#880] Heat flows as a result of difference of ________
Correct Answer

(A) Temperature

Explanation

Solution: Heat flows as a result of difference of temperature.