Geetha : Fire is necessary to burn a sub...

Geetha : Fire is necessary to burn a substance. Harini : Sufficient temperature is necessary, for burning. Whom do you support?

Geetha

Harini

Both Geetha & Harini

Neither Geetha nor Harini

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VGS PUBLICATION-BRILLIANT-COMBUSTION , FUELS AND FLAME-EXERCISE

is written on petrol tankers.
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Compound used in safety matches is
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is used in surface of matchstick.
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Liquid fuel used in homes
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Burning of wood and coal causes severe pollution.
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The type of combustion in which material suddenly burns into flames wi...
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Burning of a matchstick is an example ofcombustion.
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In which situations we are misusing the fuel resources while cooking i...
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The unit of calorific value
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Geetha : Fire is necessary to burn a substance. Harini : Sufficient te...
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Which causes less pollution ? Among the fuels that we use in our daily...
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Observe the following table.Which have same calorific value ?
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The correct order of the following sentences is1) Insert a glass tumbl...
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On placing an inverted tumbler over a burning candle, the flame exting...
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Which one among the following is considered as the cleanest fuel ?
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Clothes catch fire, the best way to extinguish the fire is to
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In villages, people use wood as fuel because .
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Which one of the following has the highest calorific value ?
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One of the following substances is expected to have the highest igniti...
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The following is not a combustible substance
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