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Process Equipment and Plant Design

Process Equipment and Plant Design
Steam side heat transfer co-efficient for design consideration under ordinary condition can be assumed to be about __________ kcal/hr.m².°C.

2500
1250
15000
7500

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Process Equipment and Plant Design
In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes)

(D₂² - D₁²)/D₂²
D₂ - D₁
None of these
(D₂² - D₁²)/D₁²

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Process Equipment and Plant Design
__________ strain is measured using a 'strain rosetter'.

None of these
Volumetric
Linear
Shear

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Process Equipment and Plant Design
Shortest distance between two tubes is

Called tube pitch
More in case of triangular pitch as compared to square pitch of tube layout
Called tube clearance
None of these

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Process Equipment and Plant Design
The clearance between two tubes in a shell and tube heat exchanger is known as 'ligament', whose minimum value is __________ the outside diameter of the tube, but in no case it should be less than 4.5 mm.

One fourth
Equal to
Three fourth
Half

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Process Equipment and Plant Design
The distance between the centre of a rivet hole to the nearest edge of the plate is called

None of these
Back pitch
Margin
Pitch

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