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Questions and Answers
Which grade of fuel oil is specified mainly by viscosity?
Which grade of fuel oil is specified mainly by viscosity?
- Grade No. 4
- Grade No. 2
- Grade No. 6 (correct)
- Grade No. 1
What is the pour point of Grade No. 2 fuel oil?
What is the pour point of Grade No. 2 fuel oil?
- -1°C
- Below-18°C
- -12°C (correct)
- 18°C
What is the specific gravity of Grade No. 4 fuel oil at 15.5/15.5°C?
What is the specific gravity of Grade No. 4 fuel oil at 15.5/15.5°C?
- 0.8251
- 0.9279 (correct)
- 0.9529
- 0.8654
Based on the given information, what is the mass of oxygen required for combustion per kilogram of fuel oil?
Based on the given information, what is the mass of oxygen required for combustion per kilogram of fuel oil?
What is the mass of dry flue gas produced per kilogram of fuel oil if 50% excess air is supplied?
What is the mass of dry flue gas produced per kilogram of fuel oil if 50% excess air is supplied?
What is the mass of air supplied per kilogram of fuel oil if 50% excess air is supplied?
What is the mass of air supplied per kilogram of fuel oil if 50% excess air is supplied?
What is the mass of dry flue gas produced per kilogram of fuel oil if 150% excess air is supplied?
What is the mass of dry flue gas produced per kilogram of fuel oil if 150% excess air is supplied?
Which unit is commonly used to express viscosity in the petroleum industry?
Which unit is commonly used to express viscosity in the petroleum industry?
Which fuel oil has a higher specific gravity, No. 4 oil or No. 6 oil?
Which fuel oil has a higher specific gravity, No. 4 oil or No. 6 oil?
What is the formula to convert specific gravity (SPGR) to API gravity?
What is the formula to convert specific gravity (SPGR) to API gravity?
What is the theoretical air required for the combustion of fuel oil with the composition of 87% carbon, 12% hydrogen, and 1% sulfur?
What is the theoretical air required for the combustion of fuel oil with the composition of 87% carbon, 12% hydrogen, and 1% sulfur?
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