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The flame of a kerosene oil lamp (or lan...

The flame of a kerosene oil lamp (or lantern ) has :

A

single zone

B

two zones

C

three zones

D

four zones

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LAKHMIR SINGH & MANJIT KAUR-COMBUSTION AND FLAME-EXERCISES
  1. Which of the following fuels has the lowest calorific value ?

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  2. Which of the following is the main cause of global warming ?

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  3. Which of the following gas does not contribute to the formation of aci...

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  4. Which of the following is the most environment friendly fuel to be use...

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  5. Which of the following does not involve a combustion reaction ?

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  6. A heap of green leaves is lying in one corner of a park. The green lea...

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  7. If the colthes of a person working in the kitchen catch fire, then to ...

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  8. The outermost zone of a candle flame is the :

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  9. The flame of a kerosene oil lamp (or lantern ) has :

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  10. A lot of dry powder of one of the following chemicals can be released ...

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  11. An electric spark is struck between two electrodes placed near each ot...

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  12. Give reason for the following : paper by itself catches fire easily ...

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  13. Abida and Ramesh want to heat water taken in separate beakers . Abida ...

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  14. When a lot of dry powder of a substance X is released over a fire, the...

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  15. When a lot of dry powder of a substance X is released over a fire, the...

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  16. When a lot of dry powder of a substance X is released over a fire, the...

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  17. What type of combustion is represented by : burning of white phospho...

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  18. What type of combustion is represented by : burning of LPG in a gas ...

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  19. What type of combustion is represented by : ignition of a cracker ?

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  20. What type of combustion is represented by : burning of coal dust in ...

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