1.

Find cop of refrigerator which is connected to the engine having workdone 50J and heat used by it is 200J Quick Answer please​

Answer»

fficient of performance is given by,where is the heat USED and is work done.In the question,Then, coefficient of performance,Hence 4 is the answer. More about coefficient of performance:-The refrigerator is doing work in order to absorb a quantity of heat from sink  (objects in refrigerator) at low temperature and to supply a quantity of heat into SOURCE (ATMOSPHERE) at high temperature.Then work done is,Negative SIGN for is because the heat is absorbed by working substance.Thus coefficient of performance,For a carnot refrigerator,This implies, coefficient of performance,We can write coefficient of performance as,by dividing both numerator and denominator each by We KNOW that efficiency,Thus, coefficient of performance,



Discussion

No Comment Found

Related InterviewSolutions