Why are the spirit and kerosene lamps made in such a way that the free end of the wicks with the flame remains totally cut off from the fuel?

Only (i) and (ii)

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Only (ii) and (iii)

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Only (i) and (iii)

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(i), (ii) and (iii)

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Solution

The correct option is A Only (i) and (ii)
The spirit and kerosene lamp are made such that the free end of the wick with flame totally remains totally cut from fuel because the fuel is vaporized at room temperature and is highly flammable. Hence option A is correct.

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