Solve the below problem:
Q: The drinking water needs of an office are met by cooling tab water in a refrigerated water fountain from 23 to 6°C at an average rate of 10 kg/h. If the COP of this refrigerator is 3.1, the required power input to this refrigerator is. You should include all the units which are needed to accomplish the problem.Your calculation and the steps must be clear and understandable.