Steam Boilers, Engines, Nozzles & Turbines Mcqs

Q.  Caking coals are those which __________________________?

a. form lumps or masses of coke
b. burn freely
c. show little or no fusing action
d. burn completely
e. do not form ash


ANSWER: See Answer
 
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MCQs:  Deaeration of feed water is carried out because it reduces ____________________?
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MCQs:  Overfire burning is the phenomenon of _____________________?
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MCQs:  In ordetjo obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will _________________?
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MCQs:  The condition of steam in boiler drum is always ___________________?
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MCQs:  Calorific value of coal is of the order of _______________________?
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MCQs:  Boiler parameters are expressed by ___________________?
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MCQs:  Feed water conditioning in thermal power plants in done to__________________?
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MCQs:  The capacity of induced draft fan compared to forced draft fan in a boiler is__________________?
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MCQs:  Gardually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of__________________?
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MCQs:  The three “Ts” for good combustion are____________________?
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MCQs:  The safety valve on boiler drum compared to safety valve on super heater is set at ________________?
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MCQs:  The proximate analysis of fuel lists__________________?
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MCQs:  Green coal, in order to be burnt, must be____________________?
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MCQs:  Sulphur in coal results in___________________?
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MCQs:  The behaviour of coal in a furnace is determained by_______________________?
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MCQs:  Pour point of fuel oil is the____________________?
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MCQs:  Gusset stays in a boiler are provided to____________________?
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MCQs:  Sulphur content of fuels is very important to the plant operators because it____________________?
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MCQs:  An economiser in a boiler______________________?
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MCQs:  Spontaneous combustion is a phenomenon in which____________________?
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