A. Minimise its corrosion
B. Avoid radiation heat loss
C. Make it look attractive
D. None of these
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 - Bomb calorimeter can be used to determine the _____________ of the coal?
A. Sulphur content
B. Calorific value
C. Both A. & B.
D. Neither A. nor B. - Bomb calorimeter is used for the determination of calorific value of the _____________ fuels?
A. Gaseous
B. Solid
C. Liquid
D. Both B. and C. - 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 - 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 both the solid & liquid fuels can be determined by using ______________ calorimeter?
A. Junker’s
B. Bomb
C. Boy’s
D. None of these - Calorific values of both the solid as well as the liquid fuels can be determined by ______________ calorimeter?
A. Bomb
B. Boy’s
C. Junkers
D. None of these - Fuel combustion is never cent per cent efficient due to___________________?
A. Incomplete combustion
B. Dry gas/stack gas loss
C. Moisture loss
D. All A., B. and C.
