In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference ______________________?

Related Mcqs:

Stage efficiency for packed tower varies with the____________________?

A. Type & size of packing B. Fluid rates and fluid properties C. Operating pressure and column diameter D. All A., B. and C....

Pick out the wrong statement?

A. The tensile strength of a brittle material is less than its compressive strength B. The compressive strength of a ductile material is less than its tensile strength C. In a thick cylindrical shell, the hoop stress is maximum at the inner radius D. The value of crushing load is more than that of buckling … Pick out the wrong statement?Read More...

Rotary driers are most economically designed for the number of heat transfer units (HTU) from _________________?

A. 0.01 to 1 B. 1.5 to 2.5 C. 5 to 10 D. 10 to 20...

Triangular pitch tube layout as compared to square pitch in a shell and tube heat exchanger________________?

A. Permits the use of less tubes in a given shell diameter B. Facilitates comparatively easier external cleaning because of large clearance C. Permits the use of more tubes in a given shell diameter D. Both B. and C....

Correct use of ‘factor of safety’ is very important in equipment design. It is defined as the ratio of the___________________?

A. Ultimate stress to breaking stress B. Ultimate stress to working stress C. Working stress to ultimate stress D. None of these...