Out of the following four assumptions used in the derivation of the equation for LMTD [LMTD = (Δt1 – Δt2)/ln(Δt1/Δt2)], which one is subject to the largest deviation in practice ?

Question

TuteeHUB · Accepted Answer

Constant specific heat

TuteeHUB · Answer

Constant overall heat transfer co-efficient

TuteeHUB · Answer

Constant rate of fluid flow

TuteeHUB · Answer

No partial phase change in the system

1.	Out of the following four assumptions used in the derivation of the equation for LMTD [LMTD = (Δt1 – Δt2)/ln(Δt1/Δt2)], which one is subject to the largest deviation in practice ?
A.	Constant overall heat transfer co-efficient
B.	Constant rate of fluid flow
C.	Constant specific heat
D.	No partial phase change in the system
Answer» C. Constant specific heat

Out of the following four assumptions used in the derivation of the equation for LMTD [LMTD = (Δt1 – Δt2)/ln(Δt1/Δt2)], which one is subject to the largest deviation in practice ?

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