Answers

2015-03-31T21:37:23+05:30
for combustion taking place the following conditions are necessary:
1) fuel
2) oxygen
3) ignition temperature
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2015-03-31T21:40:05+05:30
1. Presence of a combustible substance: combustion is only possible if the stubance is combustible. 2. Presence of a supporter of combustion: adequate supply of a supporter of combustion eg oxygen is essential for combustion. 3. Attainment of ignition temperature : a substance starts to burn only after it has attained a certain minimum temperature.
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