- (A) Need not be provided for non-pressure parts like tie rods, spacers, baffles, supports etc.
- (B) For carbon steel and cast iron pressure parts is 1.5 mm (except for tubes) and for severe conditions it is 3 mm
- (C) For internal cover and tube sheet is provided on both the sides
- (D) All
Chemical Engineering Mcqs
- (A) Volumetric
- (B) Shear
- (C) Linear
- (D) None of these
- (A) 6
- (B) 12
- (C) 18
- (D) 36
- (A) Cone
- (B) Dome
- (C) Umbrella
- (D) Flat
- (A) Much more than that for fully open globe valves
- (B) Much less (say 2% than that for fully open globe valves)
- (C) Around 7
- (D) Both
- (A) Relative volatility is close to one (e.g., separation of close boiling isomers)
- (B) Feed is not at its bubble point
- (C) Number of equilibrium stages in only stripping section is to be calculated
- (D) Number of equilibrium stages required is likely to be very small
- (A) Molal flow rate of vapour
- (B) Vapour molecular weight
- (C) Pressure and temperature
- (D) All
- (A) Zig-zag
- (B) Chain
- (C) Diamond
- (D) None of these
- (A) η = 17 – 61.1 log μ
- (B) η = 24.6 (Δp/μ)
- (C) η = 1.66 – 0.25 log μ
- (D) η = 0.25 log μ – 1.67
- (A) Less
- (B) Same
- (C) More
- (D) Either
