Steam Boilers, Engines, Nozzles & Turbines Mcqs


Q.  Spontaneous combustion is a phenomenon in which____________________?

a. all the fuel burns instantaneously producing high energy release
b. fuel burns with less air
c. coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combi
d. explosion in furnace
e. none of the above


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  Which is not correct statement about effect of sulphur in fuel ___________________?
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MCQs:  Adiabatic compression is one in which___________________?
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MCQs:  Isothermal compression effeicency can be attained by running the compressor__________________?
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MCQs:  Isothermal compression efficiency, even when running at high speed, can be approached by using A. multi-stage compression B. cold water spray C. both A. and B. above D. fully insulating the cylinder E. high stroke_________________? Isothermal compression efficiency, even when running at high speed, can be approached by using
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MCQs:  Maximum work is done in compressing air when the compression is_________________?
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MCQs:  Standard air is the air at_____________________?
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MCQs:  The compressor capacity with decrease in suction temperature_________________?
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MCQs:  Inter cooling in compressors__________________?
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MCQs:  What will be the volume of air at 327°C if its volume at 27°C is 1.5 m3/mt ?
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MCQs:  An ideal air compressor cycle without clearance on p-v diagram can be represented by following processes________________?
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MCQs:  The work done per unit mass of air in compression will’be least when n is equal to______________?
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