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Can we burn a material in the absence of...

Can we burn a material in the absence of air?

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NCERT TELUGU-COMBUSTION: FUELS AND FLAME-EXERCISE
  1. When you burn a piece of wood different changes take place. Analyse th...

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  2. What will you prove by this experiment?

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  3. Can we burn a material in the absence of air?

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  4. A slow fire bursts into a flame when air is blown on it, but a candle ...

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  5. If a large quantity of dry grass is set on fire in forests then it is ...

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  6. When an object catches fire, the fire is put off by covering with sand...

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  7. What could be the reason for this variation in burning patterns among ...

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  8. What makes match sticks to catch fire?

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  9. Can you decide the best fuel among the solids, liquids and gases?

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  10. What is the criteria to decide a best fuel ?

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  11. What is calorific value? Write its units

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  12. How can we put off the fire if it breaks out?

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  13. Why the fire brigade start the work by putting off the electric mains?

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  14. How does water help in eliminating the factors, which support the comb...

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  15. What is combustion ?

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  16. What are inflammable substance? Give examples.

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  17. Write the names of any two liquid fuels.

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  18. What is the criteria to decide a best fuel ?

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  19. What is calorific value? Write its units

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  20. “Sneha wanted to know why paraffin wax in a candle and the wick in a d...

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