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- Question
Which of the following is a desirable characteristic of an instrument?
Options- A. High drift
- B. High fidelity
- C. High measuring lag
- D. Poor reproducibility
- Correct Answer
- High fidelity
- 1. Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis?
Options- A. H2 separation from coke oven gas
- B. Steam reforming of naphtha
- C. Cracking of natural gas
- D. Electrolysis of water Discuss
- 2. Which of the following gasifiers can be attached to coal based fertiliser plants?
Options- A. Lurgi (high pressure) gasifier.
- B. Kopper-Totzek gasifier.
- C. Gasifier working at 20 atm.
- D. Gasifier working at 40 atm. Discuss
- 3. Which of the following is not a mixed fertiliser?
Options- A. Nitrophosphate
- B. Calcium ammonium nitrate (CAN)
- C. Ammonium phosphate
- D. None of these Discuss
- 4. Which nutrient in fertiliser makes the plant stems stronger and increases branching?
Options- A. Nitrogen
- B. Phosphorous
- C. Potassium
- D. Calcium Discuss
- 5. Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth?
Options- A. Nitrogeneous fertiliser
- B. Potassic fertiliser
- C. Phosphatic fertiliser
- D. None of these Discuss
- 6. Which is the best fertiliser for paddy?
Options- A. Ammonium sulphate
- B. Nitro-phosphate
- C. Superphosphate
- D. Potassium nitrate Discuss
- 7. Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process?
Options- A. High pressure, low reactants concentration, high temperature.
- B. High pressure, low reactants concentration, low temperature.
- C. High pressure, high reactants concentration, low temperature.
- D. Low pressure, high reactants concentration, low temperature. Discuss
- 8. Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits?
Options- A. Nitrogenous fertilisers
- B. Phosphatic fertilisers
- C. Potassic fertiliser
- D. None of these Discuss
- 9. 1 kg of calcium carbide (CaC2) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour?
Options- A. 5
- B. 10
- C. 15
- D. 20 Discuss
- 10. How many phases are present at eutectic point?
Options- A. 1
- B. 2
- C. 3
- D. unpredictable Discuss
More questions
Correct Answer: Electrolysis of water
Correct Answer: Kopper-Totzek gasifier.
Correct Answer: Calcium ammonium nitrate (CAN)
Correct Answer: Phosphorous
Correct Answer: Nitrogeneous fertiliser
Correct Answer: Ammonium sulphate
Correct Answer: High pressure, high reactants concentration, low temperature.
Correct Answer: Potassic fertiliser
Correct Answer: 10
Correct Answer: 3
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