Question

If the input to the refrigerator is water state the output

Answer 1

Suppose the fridge is exchanged on then after at some point the water moves toward becoming ice and if the icebox is off then the water can't avoid being water.

The reason for utilizing heat motor is to deliver work by the warmth picked up from the hot source.

The proficiency communicates how much function has been created from a unit of warmth picked up from the hot source.