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.Management Sciences
A. 0.1-0.5
B. 1-2
C. 10-50
D. 15-30
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...
- In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be_________________?
- A. Same as that for fluid flow B. Less than that for fluid flow C. More than that for fluid flow D. D2 – D1 (D1 and D2 are I.D. of inner and outer pipes respectively)...
- The most common standard size of bubble caps used in industrial operation is___________________?
- A. 1″ dia cap with 0.5″ dia riser B. 6″ dia cap with 4″ dia riser C. 8″ dia cap with 1″ dia riser D. 4″ dia cap with 8″ dia riser...
- The diameter of a propeller agitator used in agitation tank ranges from ____________ percent of the tank diameter and its peripheral speed is normally 300 to 500 metres/minute ?
- A. 5 to 10 B. 15 to 30 C. 40 to 50 D. 55 to 75...
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