Fuels and Combustion-Data Intensity 4 Multiple Questions and Answers.
Exercise Questions ::
Fuels and Combustion
Published by:Michael Daani
2. | Which of the following would require least amount of secondary air for combustion ? |
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| A. | Coke breeze containing 25% ash and 2% volatile matter |
| B. | Anthracite containing 10% volatile matter and 8% ash |
| C. | Bituminous coal containing 20% ash and 25% volatile matter |
| D. | Semi-bituminous coal containing 25% ash and 20% volatile matter |
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Published by:Michael Daani
Published by:Michael Daani
4. | Bunsen burner is an example of a/an ______ burner? |
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| A. | Inside mixing/premix type |
| B. | Submerged combustion |
| C. | Rotary cup |
| D. | Outside mixing/diffusion flame/nozzle mix type |
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Published by:Michael Daani
5. | The main drawback of supplying more excess air in the combustion of fuel is the____? |
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| A. | Excessive power requirement of air blower |
| B. | Excessive power requirement of air blower |
| C. | Intermittent and uncontrolled combustion of the fuel |
| D. | High exit flue gas temperature from the furnace |
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Published by:Michael Daani
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