Process Equipment And Plant Design - Study Mode

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[#326] Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate.

(A) 2

(B) $$frac{1}{2}$$

(C) 4

(D) 8

Correct Answer

(D) 8

[#327] Hazards associated with the relief valve leakage for extremely hazardous material storage can be taken care of by providing

(A) Rupture diaphragm

(B) Dikes

(C) Surge chamber

(D) None of these

Correct Answer

(A) Rupture diaphragm

[#328] 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

Correct Answer

(A) Called tube pitch

[#329] The ratio of the largest load in a test to the original cross-sectional area of the test specimen is called the __________ stress.

(A) Yield point

(B) Breaking

(C) Ultimate

(D) None of these

Correct Answer

(C) Ultimate

[#330] Thickness of the frame of a plate and frame filter as compared to that of plates is

(A) Less

(B) Same

(C) More

(D) Either A or B

Correct Answer

(C) More