By opening the door of a refrigerator inside a closed room:
you can cool the room to a certain degree
you can cool it to the temperature inside the refrigerator
you ultimately warm the room slightly
you can neither cool not warm the room

Question

By opening the door of a refrigerator inside a closed room:
you can cool the room to a certain degree
you can cool it to the temperature inside the refrigerator
you ultimately warm the room slightly
you can neither cool not warm the room

Toppr Admin · Accepted Answer

If the refrigerator-xA0-door is open- heat is recycled from the room into the refrigerator- then back into the room- A net room temperature increase would result from the heat of the motor that would be constantly running -to which there is an external supply of electrical energy-

By opening the door of a refrigerator inside a closed room:you can cool the room to a certain degreeyou can cool it to the temperature inside the refrigeratoryou ultimately warm the room slightlyyou can neither cool not warm the room

If the refrigerator door is open, heat is recycled from the room into the refrigerator, then back into the room. A net room temperature increase would result from the heat of the motor that would be constantly running (to which there is an external supply of electrical energy).

By opening the door of a refrigerator inside a closed room:
you can cool the room to a certain degree
you can cool it to the temperature inside the refrigerator
you ultimately warm the room slightly
you can neither cool not warm the room