Chemical Engineering MCQs

6108 MCQs  (Page 73 of 611)

Attempt Chemical Engineering Quiz
A metal having a Poisson’s ratio = 0.3 is elastically deformed under uniaxial tension. If the longitudinal strain = 0.8, then the magnitude of thickness strain is________________?
A. -0.8
B. 0.8
C. +0.08
D. -0.24
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_________________ is not used as a material of construction in thermocouples ?
A. Alumel
B. Rhodium
C. Constantan
D. Duralumin
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A material being tested for endurance strength is subjected to the _____________ load?
A. Impact
B. Completely reversed
C. Dynamic
D. Static & dynamic
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Otto cycle used in spark ignition petrol engines is also known as the constant ________________ cycle?
A. Volume
B. Pressure
C. Heat
D. None of these
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“Encyclopaedia of Chemical Technology” has been ____________________?
A. Authored by kirk othmer
B. Edited by perry and chilton
C. Edited by kirk othmer
D. Authored by perry and chilton
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Optical activity is a/an _______________________ property ?
A. Additive
B. Constitutive
C. Both a. & b.
D. Neither a. nor b.
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High endurance limit of carburised machine parts is because of the fact that carburisation __________________?
A. Suppresses any stress concentration produced in the parts
B. Enhances the yield point of the material
C. Introduces a compressive layer on the surface
D. Produces a better surface finish
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Function of fusible plug in a boiler is to ______________________?
A. Drain out water and sludge from the boiler during repair
B. Put off fire in the furnace when water level in the boiler falls to unsafe limit
C. Guard the boiler in case of abnormal rise in steam pressure
D. All a, b. & c
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The property of material, by which a given amount of energy is absorbed by it without plastic deformation, is called the________________________?
A. Resilience
B. Toughness
C. Ductility
D. Impact strength
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Nickel is a _________________ material?
A. Ferromagnetic
B. Semi-conductor
C. Paramagnetic
D. Ferroelectric
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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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