Auto information · Difficulty 1
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
Coolant flow to the radiator increases as the engine warms. Which concept is being demonstrated?
- alternator
- spark plug
- shock absorber
- thermostat
Reveal answer and explanation
thermostat
thermostat is a temperature-controlled valve that regulates coolant flow. Coolant flow to the radiator increases as the engine warms.