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LAKHMIR SINGH & MANJIT KAUR-COMBUSTION AND FLAME-EXERCISES
- Name one fuel which burns without producing a flame.
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- How many zones are there in a flame ?
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- Which zone of a candle flame is the hottest ? ·
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- In a candle flame, what is the colour of : innermost zone ?
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- In a candle flame, what is the colour of : middle zone ?
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- In a candle flame, what is the colour of : outer zone ?
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- Name any harmful product released by the burning of fuels.
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- Name the very poisonous gas produced by the incomplete combustion of f...
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- Name the fuel which is gradually replacing petrol and dissel in automo...
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- Name two substances having low ignition temperatures and two having hi...
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- Fill in the following blanks with suitable words : A fuel must be he...
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- Fill in the following blanks with suitable words : The most common ...
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- Fill in the following blanks with suitable words : Fire produced by ...
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- Fill in the following blanks with suitable words : A liquis fuel use...
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- Fill in the following blank with a suitable word : The amount of he...
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- Fill in the following blanks with suitable words : The substances w...
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- Fill in the following blanks with suitable words : Burning of wood a...
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- What are fuels ?
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- Name any two common fuels.
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- State any four characteristics of an ideal fuel (or good fuel).
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