Quiz #05: Coolant System Components Team 21 Nov, 2024 Quiz 1. What is the primary function of a coolant in a vehicle's air conditioning system? A) To cool the engine B) To transfer heat from the cabin C) To lubricate engine parts D) To fuel the engine 2. Which of the following is a common type of coolant used in industrial applications? A) Diesel B) Water-glycol mixtures C) Motor oil D) Gasoline 3. What is the effect of using a coolant with a higher thermal conductivity? A) It reduces engine noise B) It improves heat transfer efficiency C) It increases fuel efficiency D) It decreases engine power 4. How often should you replace the coolant in a high-performance vehicle? A) Every 6 months B) Every year C) Every 2 years D) Every 5 years 5. What is a potential consequence of using a coolant with a low pH level? A) Improved engine performance B) Corrosion and damage to the engine C) Increased fuel efficiency D) Reduced engine noise 6. What is the purpose of a coolant overflow tank? A) To store extra coolant B) To filter the coolant C) To heat the coolant D) To mix the coolant 7. What is a common symptom of a failing thermostat 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 pressure cap? A) To seal the radiator B) To increase coolant pressure C) To release excess pressure D) To filter the coolant 9. What is the advantage of using a coolant with a higher boiling point? A) It allows the engine to run hotter without overheating 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 foamy or bubbly? A) Ignore it B) Add more coolant C) Check for air leaks and repair them D) Replace the engine Submit
