Chemical Engineering Basics Mcqs

Q.  Which of the following rays has the least wavelength ?

a. Ultraviolet rays
b. Infrared rays
c. Cosmic rays
d. X-rays


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  Cobalt – 60 is used as a source of _____________ in medical therapy & industrial radiography?
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MCQs:  _______________ is the hardest oxide and is hence used where high wear resistance at high temperature is required?
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MCQs:  For preparation of porous bearings by powder metallurgy, preferred particle shape is___________________?
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MCQs:  Hydro-cyclone is a____________________?
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MCQs:  Which of the following does not discharge the dust collected as a dry solid?
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MCQs:  The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the_________________?
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MCQs:  A solar cell converts the sunlight directly into ______________ energy?
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MCQs:  In extrusion of metals, which of the following statement is true ?
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MCQs:  X-rays are__________________?
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MCQs:  Wrought iron does not have__________________?
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MCQs:  Square steel key is normally strong in failure by shear & crushing. Keys are normally made of _______________ steel bars?
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MCQs:  _________________ is the most suitable lubricant for drawing mild steel wires?
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MCQs:  Use of flux during soldering is done to__________________?
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MCQs:  Metalloids________________?
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MCQs:  If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a _____________ reactor?
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MCQs:  Aluminium is extracted from____________________?
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