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In the blast furnace, incorporation of water vapour in the blast gives the following effect.

In the blast furnace, incorporation of water vapour in the blast gives the following effect. Correct Answer Increases the reducing potential of the gas

Related Questions

Which of the following facts is/are correct about the blast furnace in Iron metallurgy? Limestone is added to the blast furnace to reduce the iron oxide in the ore to iron. Coke is added to the blast furnace to physically separate iron from other impurities. Carbon dioxide reduces to carbon monoxide.
Abeer has 14 novels. Abeer’s friend Sanjay takes 3 of them and gives 2 novels to Abeer. Abeer donates 7 novels but buys 4. Joy takes 4 novels from Abeer and gives him 5. Abeer takes one novel from Sanjay and gives it to Joy in exchange for 3 more. Abeer gives those 3 novels to Sanjay and he gives Abeer a novel and a magazine. Rahul takes the magazine which Sanjay gave to Abeer and gives Abeer a textbook. Abeer gives the textbook to Joy in exchange for a novel. Rahul takes the novel from Sanjay, gives it to Joy for a magazine and gives Abeer the magazine for a novel. How many textbooks does Abeer have?
Consider the following statements and choose the correct answer:
1. A direct proportionality exists between vapour pressure and the concentration of water vapour in the atmosphere
2. Relative humidity is an expression of the ratio of the actual vapour pressure of the atmosphere when saturated at the same temperature
3. A rise or fall in temperature with no change in vapour pressure will cause a drop or rise, respectively, in relative humidity
4. A rise or fall in vapour pressure with no change in temperature will be accompanied by a rise or fall, respectively, in relative humidity
In the blast furnace, as the oxygen percentage in air blast increases, the
P. flame temperature increases
Q. blast volume increases
R. blast volume decreases
S. flame temperature decreases
Given below are three quantities named A, B and C. Based on the given information, determine the relation among the three quantities. Quantity A∶  A 30 litre mixture of wine and water has wine and water in the ratio 5∶ 7. How much water must be drawn off so that the ratio of wine and water becomes 25∶ 19? Quantity B∶ A 35 litre mixture of wine and water has wine and water in the ratio 1∶ 3. How much water must be drawn off so that the ratio of wine and water becomes 1.75∶ 3.35? Quantity C∶ A 27 litre mixture of wine and water has wine and water in the ratio 3∶ 2. How much water must be drawn off so that the ratio of wine and water becomes 81∶ 11?
Grey pig is produced when the blast furnace is not provided with sufficient fuel while the white pig is produced when the blast furnace is provided sufficiently with fuel.
Temperature of blast furnace gas emanating from blast furnace is about . . . . . . . . degree C
Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is __________ percent.
Consider the following statements for an induction furnace: 1. High-frequency current is generally used for the furnace working. 2. There is less loss of alloying elements due to oxidation. 3. Pronounced stirring action of molten metal occurs inside the furnace. 4. Slag cover is essential for the efficient working of the furnace. Which of the above statements are correct?
An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is