Answer: Option 4
The basic calorific value for solid and liquid fuels is the gross calorific value at constant volume and for gaseous fuels it is the gross calorific value...
Answer: Option 1
It contains more fixed carbon than any other form of coal and the least amount of volatile matter and it has calorific values near 35 mega joules...
Answer: Option 1
The highest grade of coal whose surface is shining and has the highest calorific value, is Anthracite. Anthracite, often referred to as hard coal, is a hard,...
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