What is the value of C.O.P. of low-temperature cascade system in terms of intermediate temperature in the following diagram?If TEL and TCL = Evaporator and condenser temperatures for low-temperature cascade systemTEH and TCH = Evaporator and condenser temperatures for high-temperature cascade system

What is the value of C.O.P. of low-temperature cascade system in term

1.	What is the value of C.O.P. of low-temperature cascade system in terms of intermediate temperature in the following diagram?If TEL and TCL = Evaporator and condenser temperatures for low-temperature cascade systemTEH and TCH = Evaporator and condenser temperatures for high-temperature cascade system
A.	TEL / TCL – TCL
B.	TCL / TCL – TEL
C.	TCL / TI – TCL
D.	TEL / TI – TCL
Answer» E.