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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 7
26.
'Flare tower' used in industry is meant for
venting off (after burning) the excess inflammable/toxic gases at high pressure.
absorbing the pollutant gases from the furnace exhaust.
cooling of furnace exhaust gases.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Which of the following has the highest modulus of elasticity (about 7 x 106 kg/cm2) ?
High speed steel
Stainless steel
Tungsten carbide
Superalloys
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to
achieve very high purity of aluminium (99.9%).
keep the electrolyte in liquid condition by the generation of heat.
electrolytically dissociate alumina.
both(b) & (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
All radiations falling on a black body are
refracted
reflected
transmitted
absorbed
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Styrofoam is the commercial name of
polyurathene
polystyrene
polyacrylonitrile
polybutadiene
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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