A. Light paraffinic fuel oils is equal to that of equivalent olefins
B. n-paraffin is lower than that of iso-paraffins of the same compounds
C. Light paraffinic fuel oils is higher than that of equivalent olefins
D. Light paraffinic fuel oils is lower than that of equivalent olefins
Related Mcqs:
- 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 - Gross calorific value will be equal to the net calorific value for __________________?
A. H2
B. C2H2
C. CO
D. C2H6 - 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 - 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 - Net calorific value is the gross calorific value less the _______________ heat of water in the product of combustion when cooled to 15°C ?
A. Sensible
B. Latent
C. Sensible and latent
D. None of these - Which of the following has the highest calorific value (kcal/Nm3) ?
A. Carburetted water gas
B. Gobar gas
C. Natural gas
D. LPG - 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 - During its calorific value determination by bomb calorimeter, coal is combusted by _________________?
A. Air
B. Oxygen
C. Oxygen enriched air
D. None of these - Which of the following gaseous fuels has the highest net calorific value (kcal/Nm3) ?
A. Producer gas
B. Carburetted water gas
C. Natural gas
D. Liquefied petroleum gas - With increase in calorific value of fuels, their adiabatic flame temperatures__________________?
A. Increase
B. Decrease
C. Remain unchanged
D. May increase or decrease; depends on the quantity of products of combustion
