In a shell and tube heat exchanger for a given heat transfer surface area, smaller diameter tubes are favoured as compared to larger diameter ones; because the smaller diameter tubes ______________?

Related Mcqs:

In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is__________________?

A. Called tube pitch B. Called tube clearance C. Always less than the diameter of the tube D. None of these...

Normally, the length to diameter ratio of rotary dryers varies from 4 to 10 and for its economic operation; the number of transfer units (NTU) for such dryers varies from ?

A. 1.5-2.5 B. 3.5-5.5 C. 7.5-10.0 D. 10-15...

Apex angle of conical heads used in the bottom heads of chemical process equipments is usually__________________?

A. 30° B. 45° C. 60° D. 75°...

The shell side pressure drop in a shell and tube heat exchanger is maximum for _______________ baffle?

A. Disk and ring B. Segmental C. Orifice D. Independent of the type of...

It is not desirable to design a heat exchanger for LMTD correction factor, FT, of less than _________________?

A. 0.99 B. 0.95 C. 0.80 D. 0.55...