Quiz #06: Coolant Innovations

Quiz

1. What is the primary function of a coolant in an aviation engine?

A) To cool the engine
B) To heat the engine
C) To lubricate engine parts
D) To fuel the engine

2. Which of the following is a common type of coolant used in power plants?

A) Diesel
B) Water
C) Motor oil
D) Gasoline

3. What is the effect of using a coolant with a higher boiling point in high-altitude environments?

A) It reduces engine noise
B) It prevents boiling at lower atmospheric pressures
C) It increases fuel efficiency
D) It decreases engine power

4. How often should you inspect the coolant system in a commercial vehicle?

A) Every day
B) Once a week
C) Once a month
D) Every six months

5. What is a potential consequence of using a coolant with a high mineral content?

A) Improved engine performance
B) Scale buildup and reduced heat transfer
C) Increased fuel efficiency
D) Reduced engine noise

6. What is the purpose of a coolant filter in a large engine?

A) To store extra coolant
B) To remove impurities from the coolant
C) To heat the coolant
D) To mix the coolant

7. What is a common symptom of a failing radiator in a cooling system?

A) Increased fuel efficiency
B) Overheating engine
C) Reduced engine noise
D) Improved engine performance

8. What is the function of a coolant recovery system?

A) To cool the engine
B) To capture and reuse coolant
C) To heat the engine
D) To lubricate engine parts

9. What is the advantage of using a coolant with a higher thermal stability?

A) It allows the engine to run hotter without degrading
B) It increases engine power
C) It improves fuel efficiency
D) It reduces engine noise

10. What should you do if your vehicle's coolant is emitting a sweet smell?

A) Ignore it
B) Add more coolant
C) Check for leaks and repair them
D) Replace the engine

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