Question

Which of the following burns without flame?

a)Camphor

b)Coke

c)Kerosene

d)L.P.G​

Answer 1

Answer:

B) Coke

Explanation:

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Answer 2

Solution: A flame is a spectrum of carbon residues.

The kind of combustion is perfect combustion so that there are no carbon residues.

Only L.P.G is in a gas state in the room temperature. Therefore, L.P.G will burn without a flame.

Answer: L.P.G