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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 10
21.
Nusselt number/Biot number varies
inversely with thermal conductivity.
directly with heat transfer co-efficient.
directly with thermal conductivity.
inversely with the dimension of the solid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Out of the following, maximum temperature drop for a given heat flow & for the same thickness will be in the case of
steel
glass wood
copper
fireclay bricks
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type
parallel flow with equal heat capacities.
counter flow with equal heat capacities.
counter flow with unequal heat capacities.
parallel flow with unequal heat capacities.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Rockwell number represents the
hardness of a substance.
colour of a pigment.
density of a polymer.
active ingredients in a fertiliser.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Which of the following fastening devices has its both ends threaded ?
Bolt
Stud
Set screw
Split nut
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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