Coal is heated in absence of air for 7 minutes at a temperature of abo – McqOptions

MCQOPTIONS

1.	Coal is heated in absence of air for 7 minutes at a temperature of about ______________ °C, during its volatile matter determination for proximate analysis?
A.	550
B.	750
C.	950
D.	1150
Answer» D. 1150

Discussion

No Comment Found

Related MCQs

Which will have the least volatile matter and hence will be the most difficult to ignite ?
White flue gas (resembling steam) coming out of the chimney of a thermal power plant indicates that the fuel used in the boiler furnace is_________________?
Width of the coke oven towards coke side is slightly more than that on pusher side to____________________?
‘Wind loss’ resulting from unscientific storage of coal may be the order of about _____________ percent?
With increase in calorific value of fuels, their adiabatic flame temperatures__________________?
With increase in C/H ratio of a fuel, the amount of CO2 formed on its complete combustion____________________?
With increase in C/H ratio of a fuel, the dew point of flue gases______________________?
With increase in moisture content of coal, its___________________?
With increase in moisture content of coal, its_____________________?
With increase in the oxygen content of the coal, its ______________ decreases?