A. anthracite coal
B. bituminous coal
C. lignite
D. peat
E. wood
Related Mcqs:
- Which of the following gases has the highest calorific value ________________?
A. producer gas
B. coal gas
C. water gas
D. blast furnace gas
E. coke oven gas - Which of the following varieties of coals is mostly used in steam boilers____________________?
A. non-coking bituminous coal
B. brown coal
C. peat
D. coking bituminous coal
E. none of the above - 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 - Calorific value of coal is of the order of _______________________?
A. 200-400 kcal/kg
B. 800-1200 kcal/kg
C. 2000-4000 kcal/kg
D. 5000-8000 kcal/kg
E. 8000-10,000 kcal/kg - The average calorific value of wood is about : __________?
A. 33500 kj/kg
B. 25000 kj/kg
C. 23000 kj/kg
D. 19700 kj/kgSubmitted by: Faheem Zaman Dhaunroo
- Which of the following has highest specific strength of all structural materials__________________?
A. magnesium alloys
B. titanium alloys
C. chromium alloys
D. magnetic steel alloys
E. none of the above - Which of the following manometer has highest sensitivity_________________?
A. U-tube with water
B. inclined U-tube
C. U-tube with mercury
D. micro-manometer with water
E. displacement type - Which of the following is steam dbal?
A. non-coking bituminous coal
B. brown coal
C. pulverised coal
D. coking bituminous coal
E. none of the above - Which of the following boilers is best suited to meet fluctuating demands___________________?
A. babcock and wilcox
B. locomotive
C. lancashire
D. cochran
E. comish - In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from engine__________________?
A. lancashire boiler
B. locomotive boiler
C. babcock and wilcox boiler
D. cochran boiler
E. benson boiler
