Not homework - just something to talk about at work.
I think the obvious answer is that the temperature will rise - power is being put into a sealed system - therefore the effect is that the energy being put in will cause heat to be generated.
But I am curious about whether the cooling...
A colleague has just posed this question and I need some help.
There is a sealed room in space that has no external infulences.
Inside the room is a fridge. The fridge is powered on and its door is open.
The question is, what happens to the temperature of the room ?