Q. The combustion reaction, C + O₂ = CO₂, is

View solution

Q. For maximum discharge through a chimney, its height should be

View solution

Q. Oxygen required for theoretically complete combustion of 1 Nm³ methane is __________ Nm³.

View solution

Q. Bomb calorimeter is used for the determination of calorific value of the __________ fuels.

View solution

Q. As the C/H ratio of the fuel increases, the amount of CO₂ formed on combustion __________ for the same percentage of excess air.

View solution

Q. Which of the following fuel gases has the highest calorific value ?

View solution

Q. Calorific value as determined by bomb calorimeter is the

View solution

Q. Fixed carbon in coal is defined as

View solution

Q. Which of the following fuels has the highest calorific value per unit mass (kcal/kg) ?

View solution

Q. With increase in the time of carbonisation at a particular temperature (say 1000°C), the __________ percentage in coke oven gas increases.

View solution

Q. During its calorific value determination by bomb calorimeter, coal is combusted by

View solution

Q. Abel apparatus is used for those oils, whose flash points are___°F.

View solution

Q. Quantity of coke produced from metallurgical coal may be around __________ percent.

View solution

Q. Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis.

View solution

Q. Out of the following fuels, the difference between gross and net calorific value will be minimum in case of

View solution

Q. Fuel for a fast breeder nuclear reactor is

View solution

Q. Which of the following gaseous fuels is likely to have the highest gross calorific value?

View solution

Q. Which of the following is not a by-product fuel?

View solution

Q. Lignite is

View solution

Q. Shatter index of metallurgical coke on 2 inches and 0.5 inch screen should be respectively around __________ percent.

View solution