Log mean temperature difference (LMTD) cannot be used, if
A)Heat transfer co-efficient over the entire heat exchanger is not constant
B)There exists an unsteady state
C)The heat capacity is not constant and there is a phase change
D)None of these

Question

Quizplus · Accepted Answer

The Answer of Log mean temperature difference (LMTD) cannot be used, if
A)Heat transfer co-efficient over the entire heat exchanger is not constant
B)There exists an unsteady state
C)The heat capacity is not constant and there is a phase change
D)None of these

Log Mean Temperature Difference (LMTD) Cannot Be Used, If