A. Sulphur content
B. Calorific value
C. Both A. & B.
D. Neither A. nor B.
Related Mcqs:
- Initial pressure of oxygen introduced into the ‘bomb’ of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around _____________ atm?
A. 3-5
B. 25-30
C. 60-65
D. 95-100 - The main reason for making the copper calorimeter (used in bomb calorimeter) silvery white and shining/polished is to___________________?
A. Minimise its corrosion
B. Avoid radiation heat loss
C. Make it look attractive
D. None of these - Bomb calorimeter is used to determine the (where, GCV – Gross Calorific Value. NCV – Net Calorific Value.) ?
A. GCV at constant pressure
B. GCV at constant volume
C. NCV at constant pressure
D. NCV at constant volume - During its calorific value determination by bomb calorimeter, coal is combusted by _________________?
A. Air
B. Oxygen
C. Oxygen enriched air
D. None of these - Bomb calorimeter is used for the determination of calorific value of the _____________ fuels?
A. Gaseous
B. Solid
C. Liquid
D. Both B. and C. - Calorific value as determined by bomb calorimeter is the__________________?
A. Higher calorific value at constant volume
B. Gross calorific value at constant pressure
C. Lower calorific value at constant pressure
D. Net calorific value at constant volume - Junker’s calorimeter is used to determine the calorific value of______________________?
A. Pulverised coal
B. Gaseous fuels
C. Fuel oil
D. None of these - Calorific value of coal middling generated in coal washeries during washing of coal may be around _____________ Kcal/kg?
A. 1000
B. 4000
C. 6000
D. 8000 - _____________ of the coal is the basis for Seylor’s coal classification?
A. Proximate analysis
B. Ultimate analysis
C. Caking index
D. Calorific value - Softening temperature of coal ash is a measure of the _____________ of coal?
A. Caking tendency
B. Coking tendency
C. Clinkering tendency
D. Size stability
