01 Chemical Engineering MCQ | Quiz | Practice Tests

1 >>Which one of the following is incombustible ? ?

(A) H2
(B) CCl4
(C) C2H2
(D) S

2 >>The softness or hardness of a grinding wheel depends upon the type & amount of bonding material used. For general purpose cutter grinding __________ grinding wheel is normally used. ?

(A) hard
(B) soft
(C) silicon carbide
(D) aluminium oxide

3 >>Tin based white metals are used, where bearings are subjected to ?

(A) high pressure & load.
(B) low pressure & load.
(C) high temperature.
(D) large surface wear.

4 >>Friction factor for fluid flow in pipe does not depend upon the ?

(A) pipe length.
(B) pipe roughness.
(C) fluid density & viscosity.
(D) mass flow rate of fluid.

5 >>All of the following alloying elements of steel increases hardness but sacrifice ductility, except ?

(A) nickel
(B) vanadium
(C) molybdenum
(D) chromium

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6 >>The following type of bonding is strongly directional in solids. ?

(A) Vander Waal's
(B) Ionic
(C) Metallic
(D) Covalant

7 >>Fog is an example of colloidal system of ?

(A) solid dispersed in gas.
(B) solid dispersed in liquid.
(C) liquid dispersed in gas.
(D) None

Chemical Engineering Quiz
8 >>Chromium molybdenum steel can not be welded using __________ welding. ?

(A) thermit
(B) electrical resistance
(C) oxy-acetylene
(D) any of these

9 >>Speisses is a mixture of the following: ?

(A) Arsenides of heavy metals.
(B) Antimonides of heavy metals.
(C) Arsenides & antimonides of heavy metals.
(D) Iron, cobalt and nickel.

10 >>Auto collimator is used to check ?

(A) flatness
(B) angle
(C) rotor balancing
(D) roughness

11 >>In troposphere (the weather domain), the temperature 't' at height 'h' above the sea level in metres is given by (where, temperature at sea level is 15�C and t is in �C.) ?

(A) t = 15 - 0.0065 h
(B) t = 15 + 0.0065 h
(C) t = 0.0035 h - 15
(D) t = 15 - 0.0035 h

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12 >>A high pressure boiler generates steam at a pressure greater than __________ kg/cm2 . ?

(A) 10
(B) 30
(C) 50
(D) 80

13 >>Evaporative cooling process employs a combination of cooling and humidification in which the ?

(A) sensible heat is added.
(B) sensible heat is removed and the latent heat is added.
(C) latent heat is removed.
(D) sensible heat is added and latent heat is removed.

14 >>Which of the following is not an explosive ? ?

(A) TNT
(B) CMC
(C) RDX
(D) Lead azide

15 >>Maxwell's thermodynamic relations applies to the ?

(A) chemical systems in equilibrium.
(B) mechanical systems in equilibrium.
(C) irreversible thermodynamic processes.
(D) reversible thermodynamic processes.

16 >>Annealing ofwhite cast iron produces __________ iron. ?

(A) grey
(B) nodular
(C) malleable
(D) spheroidal

17 >>A solar cell converts the sunlight directly into __________ energy. ?

(A) thermal
(B) electrical
(C) mechanical
(D) chemical

18 >>If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________ reactor. ?

(A) critical
(B) breeder
(C) fertile
(D) heterogenous

19 >>Wrought iron is never shaped by ?

(A) casting
(B) cold working
(C) forging
(D) welding

20 >>Powder metallurgy process does not make metal powder by ?

(A) atomisation
(B) grinding/milling
(C) hammering
(D) electrolytic deposition

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01 Chemical Engineering MCQ | Quiz | Practice Tests

01 Chemical Engineering MCQ | Quiz | Practice Tests

Chemical Engineering Quiz

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