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Chemical Engineering - Process Equipment and Plant Design

Exercise : Process Equipment and Plant Design - Section 8
6.
Optimum economic pipe diameter for fluid flow is determined by the
viscosity of the fluid.
density of the fluid.
total cost considerations (pumping cost plus fixed cost of the pipe).
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Pressure differential maintained across a continuous rotary vacuum filter is in the range of __________ mm Hg column.
50 to 100
100 to 150
250 to 500
600 to 700
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Vertical storage vessels are never supported by __________ support.
bracket
saddle
skirt
lug
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be
same as that for fluid flow.
less than that for fluid flow.
more than that for fluid flow.
D2 - D1 (D1 and D2 are I.D. of inner and outer pipes respectively).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity)
E
σ
σ/E
E/σ
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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