____________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.)?

Related Mcqs:

For a 25 mm hole drilled in plates to be riveted, the shank diameter of the rivet should be _______________ mm?

A. 25 B. 23 C. 26 D. 27...

A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of_________________?

A. 2 B. 20.8 C. 20.2 D. None of these...

Saddle supports are used for supporting _____________ vessels?

A. Horizontal cylindrical B. Tall vertical C. Thick walled vertical D. Thick spherical...

Which of the following lengths of heat exchanger tubes are normally not used in practice ?

A. 2.5 metres B. 6 metres C. 10 metres D. 0.5 metre...

________________ liquor is best handled in a long tube vertical evaporator ?

A. Foamy B. Scaling C. Viscous D. Salting...