A double pipe counter flow heat exchanger transfers heat between two water streams. Tube side water at 19 litre/s is heated frim 10 C to 38 C. Shell side water at 25 litre/s is entering at 46 C Assume constant properties of water, density is 1000 kg/m3 and specific heat is 4186 J/kgK. The LMTD (in C) is ____.

A double pipe counter flow heat exchanger transfers heat between two w

1.	A double pipe counter flow heat exchanger transfers heat between two water streams. Tube side water at 19 litre/s is heated frim 10 C to 38 C. Shell side water at 25 litre/s is entering at 46 C Assume constant properties of water, density is 1000 kg/m3 and specific heat is 4186 J/kgK. The LMTD (in C) is ____.
A.	11.0206 C
B.	11.06 C
C.	11.0 C
D.	None of these
Answer» B. 11.06 C

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