Process Equipment And Plant Design - Study Mode

Show All Answers

[#226] Apex angle of conical heads used in the bottom heads of chemical process equipments is usually

(A) 30°

(B) 45°

(C) 60°

(D) 75°

Correct Answer

(C) 60°

[#227] $$frac{{{{ ext{L}}_{ ext{e}}}}}{{ ext{D}}}$$ for 90° elbow (medium radius) and 90° square elbow would be respectively around

(A) 25 and 60

(B) 3 and 5

(C) 100 and 250

(D) 250 and 600

Correct Answer

(A) 25 and 60

[#228] In a __________ rivetted joint, the rivets in the various rows are opposite to each other.

(A) Zig-zag

(B) Chain

(C) Diamond

(D) None of these

Correct Answer

(B) Chain

[#229] The units of Young's modulus of elasticity and __________ are the same.

(A) Strain

(B) Stress

(C) Modular ratio

(D) None of these

Correct Answer

(B) Stress

[#230] Height equivalent to a theoretical plate (HETP) is the height of packing that will give the same separation as one theoretical plate in gas-liquid mass transfer operations like distillation, absorption/stripping and humidification/dehumidification. HETP which is experimentally determined, depends upon the

(A) Flow rates of each fluid

(B) Type and size of packing

(C) Concentration of each fluid

(D) All of the above

Correct Answer

(D) All of the above