The metallic sound produced by engine due to the pre-ignition of fuel is called
Correct answer: A. knocking
- A. knocking
- B. reforming
- C. cracking
- D. both a and c
Explanation
The metallic sound produced by the pre-ignition of fuel in an engine is commonly referred to as knocking. Knocking occurs when the fuel-air mixture ignites before the intended ignition point, causing uncontrolled combustion and generating a characteristic knocking or pinging sound. It can lead to engine damage if not addressed
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About Chemistry of Hydrocarbons
Hydrocarbons are studied through the structures and reactions of alkanes, alkenes, alkynes and aromatic compounds. Coverage includes free radical substitution in alkanes, electrophilic addition to carbon-carbon multiple bonds, benzene substitution, aromatic stability and the difference between addition reactions of alkenes and substitution reactions of benzene.
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