Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about ______________ Kcal/Nm3?

Related Mcqs:

1. The calorific value of a gas of composition CO2 = 20%, H2 = 50%, CH4 = 30%, is y. If the composition of gas is changed to H2 = 50%, CH4 = 30%, CO2 = 10%, N2 = 10%, then the calorific value will be___________________?

   A. y
   B. 0.95 y
   C. 1.05 y
   D. 1.8 y

2. For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm3), while the C.V. is same on weight basis (i.e., kcal/kg) ?

   A. Propane and acetylene
   B. Propane and LPG
   C. Sewage gas and gobar gas
   D. B.F. gas and coke oven gas

3. Calorific value of wood gas is about ______________ kcal/Nm3?

   A. 1500
   B. 3300
   C. 5400
   D. 8500

4. Calorific value of coke oven gas is around ______________ Kcal/Nm3?

   A. 900
   B. 4200
   C. 7500
   D. 2000

5. The calorific value of natural gas is about ______________ kcal/Nm3?

   A. 10,000
   B. 2,500
   C. 25,000
   D. 35,000

6. A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be_________________?

   A. More
   B. Less
   C. Same
   D. Data insufficient; can’t be predicted

7. Calorific value of blast furnace gas is around _____________ KCal/Nm3?

   A. 850
   B. 1800
   C. 4200
   D. 6500

8. Calorific value of coke even gas produced by low temperature carbonisation of coal is about ____________ Kcal/Nm3?

   A. 4000
   B. 2500
   C. 6500
   D. 10000

9. The calorific value of producer gas is around _____________ kcal/Nm3?

   A. 1300
   B. 500
   C. 4500
   D. 9000

10. The calorific value of L.D. converter gas is about ____________ Kcal/Nm3?

    A. 1800
    B. 800
    C. 4500
    D. 10000