Question

If a refrigerators door is kept open will the room become cool or hot? Write carnots theorem.

Answer 1

The reason is that with the door open the refrigerator will start to rise inside the refrigerator .The thermostat will kick in and try to cool it back down . This mean the motor is running, which means heat is being added to the room.keep the door shut.

Answer 2

Answer:

• As a refrigerator is a heat pump.  
• Hence it extracts heat from a low temperature reservoir and transfers it to a high temperature reservoir.  
• Thus, refrigerator exhausts more heat into the room than it extracts from it. Hence, the room will become warm.