General Science - Physics (Basics)
Which of the following fuels produces the least amount of smoke on burning?
Which of the following fuels produces the least amount of smoke on burning?
medium Q5 of 15
Step-by-Step Solution
Step 1: Understand smoke production
Smoke is mainly due to incomplete combustion and impurities in fuel.Step 2: Compare fuels
LPG is a gaseous fuel that burns cleanly with minimal smoke; wood and coal produce more smoke due to impurities.Final Answer:
LPG → Option BQuick Check:
Least smoke producing fuel = LPG ✅
Quick Trick: Gaseous fuels burn cleaner than solid fuels
Common Mistakes:
- Assuming kerosene or wood burns with less smoke than LPG.
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