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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Energy Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
WHAT_ACCOUNTS_FOR_THE_PRESENCE_OF_WATER_IN_THE_EXHAUST_LEAVING_AS_VAPOR??$ |
A. | Gross calorific value |
B. | Flash point value |
C. | Ignition temperature value |
D. | Net calorific value |
Answer» B. Flash point value | |
2. |
What_is_the_factor_on_which,_difference_between_the_two_heating_values_of_fuel_depends_on?$ |
A. | Physical properties |
B. | Reactants |
C. | Chemical composition |
D. | Products |
Answer» D. Products | |
3. |
What value of a substance, usually a fuel or food is the amount of heat released during the combustion? |
A. | Energy value |
B. | Flash point value |
C. | Fire point value |
D. | Auto ignition |
Answer» B. Flash point value | |
4. |
The calorific value of all organic compounds has the sign corresponding to a ________ |
A. | Exothermic reaction |
B. | Endothermic reaction |
C. | Single displacement reaction |
D. | Synthesis reaction |
Answer» B. Endothermic reaction | |
5. |
Which calorimeter is used to find calorific values of gaseous fuels? |
A. | Bomb calorimeter |
B. | Junker calorimeter |
C. | Adiabatic calorimeter |
D. | Isothermal titration calorimeter |
Answer» C. Adiabatic calorimeter | |
6. |
Which calorimeter is used to find calorific values of solid and liquid fuels? |
A. | Boy’s calorimeter |
B. | Bomb calorimeter |
C. | Junker’s calorimeter |
D. | Calvet-type calorimeter |
Answer» C. Junker‚Äö√Ñ√∂‚àö√ë‚àö¬•s calorimeter | |
7. |
How much percent of hydrogen gas does methane contain? |
A. | 25% |
B. | 50% |
C. | 68% |
D. | 85% |
Answer» B. 50% | |
8. |
Which gas has the highest calorific value among given option? |
A. | Oxygen |
B. | Helium |
C. | Hydrogen |
D. | Nitrogen |
Answer» D. Nitrogen | |
9. |
What is the significance of calorific value? |
A. | Helps in deciding which fuel is good |
B. | Helps in locating fuel |
C. | Helps in deciding ignition temperature |
D. | Helps in deciding fire point |
Answer» B. Helps in locating fuel | |
10. |
The amount of heat liberated by complete combustion of unit quantity of fuel is known as ________ |
A. | Agitation |
B. | Combustion |
C. | Calorific value |
D. | Thermogenesis |
Answer» D. Thermogenesis | |