Lakshya Education MCQs

Question: Calorific value as determined by bomb calorimeter is the
Options:
A.Higher calorific value at constant volume
B.Gross calorific value at constant pressure
C.Lower calorific value at constant pressure
D.Net calorific value at constant volume
Answer: Option A

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More Questions on This Topic :

Question 1. Efficient burning of anthracite coal requires
  1.    Low preheat of air
  2.    Fine grinding
  3.    High excess air
  4.    All of the above
Answer: Option B
Question 2. Washing of coal does not reduce its
  1.    S & P content
  2.    Heating value
  3.    Fusion point of ash
  4.    None of these
Answer: Option D
Question 3. Nitrogen in coal
  1.    Is present upto 1-2%
  2.    Comes from protein in parent vegetable matter
  3.    Is recovered as ammonia during its carbonisation
  4.    All of the above
Answer: Option D
Question 4. Which of the following is the most poisonous gas?
  1.    Coke oven gas
  2.    Producer gas
  3.    Blast furnace gas
  4.    L.D. converter gas
Answer: Option D
Question 5. Calorific values of both the solid as well as the liquid fuels can be determined by __________ calorimeter.
  1.    Bomb
  2.    Boy's
  3.    Junkar's
  4.    None of these
Answer: Option A
Question 6. Bomb calorimeter can be used to determine the __________ of the coal.
  1.    Sulphur content
  2.    Calorific value
  3.    Both A & B
  4.    Neither A nor B
Answer: Option C

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