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Fuels Combustion MCQs – Chapter 15 DAE

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1. Materials used for production of heat energy are called





2. Combustible substance produce heat on burning is called





3. Which one is an artificial or derived fuel





4. Wood, sui gas and petroleum are the examples of





5. Coke, petrol and water gas are the examples of





6. Depending upon the physical state of the fuel it can be divided into groups





7. The calorific value of _______ is 8650-8700 Kcal/Kg





8. The petrol is also called_______





9. The fuel _______ is used as mobile oil





10. ________ contains methane about 85%





11. ________ gas is produced from the buffalo waste or dung





12. The word LPG stands for________ gas.





13. Production of heat, light along a chemical change is called





14. The burnable substances are called





15. The unit of heat in S.I system is





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