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Questions and Answers
According to Dulong's formula, how can the heating value of a fuel be calculated?
According to Dulong's formula, how can the heating value of a fuel be calculated?
- By measuring the temperature of the fuel
- By calculating the mass of the fuel
- By analyzing the composition of the fuel (correct)
- By determining the volume of the fuel
What units are used to express the result when using Dulong's formula?
What units are used to express the result when using Dulong's formula?
- Cal per pound of fuel
- MJ per kg of fuel (correct)
- kJ per liter of fuel
- BTU per gallon of fuel
In Example 12, what is the higher heating value of the fuel in units of kJ/kg?
In Example 12, what is the higher heating value of the fuel in units of kJ/kg?
- 5,004 kJ/kg
- 0.0465 kJ/kg
- 26,955 kJ/kg (correct)
- 21,905 kJ/kg
According to Dulong's formula, what is the higher heating value of the fuel with the given composition?
According to Dulong's formula, what is the higher heating value of the fuel with the given composition?
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Based on 1 kg of fuel, what is the enthalpy of evaporation of the water content?
Based on 1 kg of fuel, what is the enthalpy of evaporation of the water content?
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What is the lower heating value (LHV) of the fuel with the given composition?
What is the lower heating value (LHV) of the fuel with the given composition?
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