Simple one for cooling the room...

You want to cool the kitchen by leaving the refrigerator door open.

How well will it work?

7 Answers

1
Arshad ~Died~ ·

it wont work..........
oops i didnt see it was in 9th-10th section....sorry nishant sir

1
abhishek upadhyay ·

no ,ideally it wont

3
msp ·

i have a qn which i need an answer

In winter season we feel dat an iron bar is very cool to touch compared to a fire wood why it happens but we know that the temperature shud be the same.

this qn was given in resnick.

1
Jagaran Chowdhury ·

a refrigerator extracts heat from freezing chamber.some work is done on it by an electric motor and rejects heat into the surrounding air thus worming the air.therefore the room cannot be cooled but heated slightly.
(based on second law of thermodynamics)

62
Lokesh Verma ·

As Philip said in one of his posts...

everyone seems to be "stealing the thunder" from the class IX X guys :P

62
Lokesh Verma ·

I am giving the question by sankara.. as a seperate thread for class IX X

1
Philip Calvert ·

:D quote martial :D

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