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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 8
36.
Dielectric
is an electrical insulating material.
of low resistivity is preferred.
should have high thermal conductivity.
need not defy the corrosive action of chemicals.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Normalising of an object does not
refine coarse grain structure obtained during hot working.
improve ductility.
improve yield strength.
improve machanical properties.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Plasma is
a high temperature neutral gas.
nothing but ionised gas.
a source of steady and highest controllable pressure.
formed at very low temperature.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
The machanism involved in the removal of metal in drilling operation is by
compression
extrusion
shearing
both 'b' & 'c'
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Thermal conductivity of a material does not depend upon its
mass
volume
surface area
all 'a', 'b' & 'c'
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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