15 Questions
What is the primary purpose of anti-knock additives in gasoline?
Prevent knocking in the engine
Which compound is commonly used as an anti-knock additive in gasoline?
Tetraethyl lead (TEL)
What is engine knocking in the context of internal combustion engines?
Premature combustion leading to a sharp sound
How does an anti-knock additive like tetraethyl lead (TEL) work in gasoline?
Delays ignition to prevent knocking
Which of the following is a consequence of engine knocking in internal combustion engines?
Engine damage and reduced performance
What is the primary purpose of adding anti-oxidants to diesel fuel?
Prevent corrosion
Why is water contamination a concern in diesel fuel?
It promotes microbial growth
What does the cetane number of diesel fuel indicate?
Energy content
Which property is crucial for preventing filter plugging in cold weather?
Low cloud point
What is the purpose of using biocides in diesel fuel?
Inhibit microbial growth
Which property is associated with the energy content of diesel fuel?
Calorific value
What role do detergents play in diesel fuel additives?
Clean injectors and maintain cleanliness
What additive is commonly used to address issues related to fuel stability and storage?
Anti-oxidants
Which additive is commonly used to improve the cold flow properties of diesel fuel?
Pour point depressants
What is the primary function of lubricity improvers in diesel fuel?
Improve smooth operation
Test your knowledge about anti-knock additives in gasoline with this quiz. Learn about the purpose of anti-knock additives, common compounds used, and the concept of engine knocking.
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