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LAKHMIR SINGH & MANJIT KAUR-COMBUSTION AND FLAME-EXERCISES
- Explain why , we are advised not to sleep in a room having closed door...
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- What is a flame ?
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- What type of substances, on burning, give a flame ?
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- What is the difference between the burning of a candle and the burning...
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- How does pouring water extinguish a fire ?
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- Explain how, carbon dioxide is able to control fires.
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- If you see a person whose clothes are on fire, how will you extinguish...
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- Give two examples of solid fuels.
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- Give two examples of liquid fuels.
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- Give two examples of gaseous fuels.
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- Name the various zones of a candle flame. Which zone (or part) of a ca...
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- Why does a goldsmith below air into the kerosene lamp flame with a bl...
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- In which zone of a candle flame : partical combustion of fuel takes pl...
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- In which zone of a candle flame : complete combustion of fuel takes pl...
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- Explain how , the use of CNG in automobiles has reduced pollution in c...
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- What are the disadvantages of burning wood as fuel ?
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- Give reasons for the following : LPG is a better domestic fuel than wo...
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- Explain why , when a burning candle is covered with an inverted gas ja...
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- It is difficult to burn a heap of green leaves but dry leaves catch fi...
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- What are the combustible substances ?
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