A set of Chemical Engineering questions and answers to test your understanding of developing and designing chemical manufacturing processes. Ideal for Chemical engineering students and candidates preparing for job aptitde tests or interviews.
Speisses is a mixture of the following:
Arsenides of heavy metals.
Antimonides of heavy metals.
Arsenides & antimonides of heavy metals.
Iron, cobalt and nickel.
Correct answer is A
No explanation has been provided for this answer.
Chromium molybdenum steel cannot be welded using __________ welding.
thermit
electrical resistance
oxy-acetylene
any of these
Correct answer is B
No explanation has been provided for this answer.
Fog is an example of colloidal system of
solid dispersed in gas.
solid dispersed in liquid.
liquid dispersed in gas.
gas dispersed in liquid.
Correct answer is C
No explanation has been provided for this answer.
Which of the following type of bonding is strongly directional in solids.
Vander Waal's
Ionic
Metallic
Covalant
Correct answer is D
No explanation has been provided for this answer.
All of the following alloying elements of steel increases hardness but sacrifice ductility, except
nickel
vanadium
molybdenum
chromium
Correct answer is A
No explanation has been provided for this answer.