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Calorific Value and Efficiency of a Fuel

Question 5 Th...

Question

Question 5
The substance that does not burn with flame is

(a) LPG
(b) Dry Grass
(c) Camphor
(d) Charcoal

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Solution

The answer is (d).
Charcoal is a solid fuel which does not vaporise on heating. So, charcoal does not burn by producing a flame. It only glows on combustion.

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Similar questions

Q. Question 5
The substance that does not burn with flame is

(a) LPG
(b) Dry Grass
(c) Camphor
(d) Charcoal

Which of the following does not produce a flame on burning ?

Camphor, Charcoal, Kerosene

Q. Question 4
Which of the following is not a combustible substance?

(a) Camphor
(b) Glass
(c) Straw
(d) Alcohol

Q. Question 4
Which of the following is not a combustible substance?

(a) Camphor
(b) Glass
(c) Straw
(d) Alcohol

Q. One of the following burns without producing a flame. This is :
(a) wood (b) charcoal (c) LPG (d) candle

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Calorific Value and Efficiency of a Fuel

Standard VIII Chemistry

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