Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is_____________?

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______________ closure is the weakest enclosure for cylindrical vessels?

A. Hemispherical B. Torispherical C. Conical or flat plate D. Elliptical...

Pick out the wrong statement ?

A. Lug supports are less expensive than other type of supports B. A pipe is differentiated from a tube by the fact that a pipe has a greater wall thickness compared to the tube C. A reducer is used to change the direction of a pipe in a straight run D. The method of fixing … Pick out the wrong statement ?Read More...

The minimum shell thickness for tank ≤ 15 metres diameter is limited to _______________ mm, for reasons of elastic stability?

A. 2 B. 5 C. 10 D. 15...

The thickness of heat transfer plates used in the plate type heat exchanger ranges from _____________ mm, pressed in a single piece provided with grooves & corrugations?

A. 0.3 to 0.8 B. 1.25 to 3.125 C. 3.5 to 7.0 D. 8 to12...

Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate ?

A. Triangular pitch B. Square pitch C. Diagonal square pitch D. Heat transfer rate is independent of tube arrangement...