Hot water (0.01 m3 /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m3/min) of density 800 kg/m3 and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately ?

Chemical Engineering Mcqs

Hot water (0.01 m3 /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m3/min) of density 800 kg/m3 and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately ?

(A)  32

(B)  37

(C)  45

(D)  50

Submitted By :Ali Uppal

---

Share this...

Facebook

Twitter

Linkedin

Whatsapp

---

IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG.

PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION.

---

Related Mcqs

• Previous:Graetz number is given by__________________?
• Next:For a cold dilute feed to produce thick viscous liquor, backward feeding as compared to forward feeding results in_____________________?

---

Leave a Reply

Your email address will not be published. Required fields are marked *