Chemical Engineering MCQs

6108 MCQs  (Page 27 of 611)

Attempt Chemical Engineering Quiz
Working of linear variable differential transducer (LVDT) is based on the principle of variable_____________________?
A. Capacitance
B. Resistance
C. Mutual inductance
D. None of these
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A cylindrical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson’s ratio of the rod is___________________?
A. 0
B. 0.33
C. 0.44
D. 0.25
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Which of the following metals is the most prone to work hardening ?
A. Brass
B. Aluminium
C. Copper
D. Lead
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Wavelength of radiation emitted by a body depends on the ________________ of its surface?
A. Temperature
B. Area
C. Nature
D. All ‘a’, ‘b’ & ‘c’
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A pycnometer is used for the measurement of________________________?
A. Flow rate of molten metal
B. Specific gravity of a liquid
C. Composition of alloys
D. Concentration of a solution
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Circular cross section machine parts which are symmetrical about the axis of rotation are made by hot_____________________?
A. Piercing
B. Spinning
C. Drawing
D. Extrusion
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Metal shots used in shot blasting are made of ______________________?
A. Stellite
B. Steel
C. Bronze
D. Lead
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Inertial forces are obtained, when the elastic forces are multiplied by ______________ number?
A. Mach
B. Froude
C. Reynolds
D. Euler
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Dephosphorization of molten pig iron is favoured by_______________________?
A. Oxidising and basic slag
B. Reducing and basic slag
C. High activity co-efficient of phosphorous in metal
D. Oxidising and neutral slag
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To improve the machinability of steel, it is generally subjected to _____________________?
A. Spheroidising
B. Tempering
C. Normalising
D. Annealing
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
ناقابل مدافعت، غیر مستحکم، جو دلیل سے ثابت نہ ہو سکے

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