#1
Which of the following is NOT a type of automotive transmission?
Hydraulic
ExplanationHydraulic transmissions are not commonly used in automotive technology.
#2
What does ABS stand for in the context of automotive technology?
Anti-Lock Braking System
ExplanationABS helps prevent wheels from locking during braking, improving control and reducing stopping distances.
#3
What does the term 'MPG' stand for in automotive specifications?
Miles Per Gallon
ExplanationMPG measures how far a vehicle can travel on a gallon of fuel, indicating fuel efficiency.
#4
Which component is responsible for igniting the air-fuel mixture in a gasoline engine?
Spark Plug
ExplanationSpark plugs ignite the air-fuel mixture, initiating the combustion process in gasoline engines.
#5
Which type of suspension system offers a smoother ride?
Independent Suspension
ExplanationIndependent suspension allows each wheel to move independently, offering better ride quality.
#6
What is the purpose of a catalytic converter in a vehicle's exhaust system?
To reduce emissions of harmful gases
ExplanationCatalytic converters convert harmful pollutants into less harmful emissions before releasing them.
#7
Which of the following is a measure of an engine's power output?
Horsepower
ExplanationHorsepower quantifies the amount of work an engine can do over time, indicating its strength.
#8
What is the purpose of a turbocharger in an automotive engine?
To increase engine power
ExplanationTurbochargers compress air into the engine, increasing power output by burning more fuel.
#9
What does the term 'AWD' stand for in automotive specifications?
All Wheel Drive
ExplanationAWD systems distribute power to all four wheels, improving traction and stability.
#10
In automotive terminology, what does 'DOHC' stand for?
Double Overhead Camshaft
ExplanationDOHC engines have separate camshafts for intake and exhaust valves, enhancing performance.
#11
What is the function of the throttle body in an automotive engine?
To control the flow of air into the engine
ExplanationThrottle bodies regulate the amount of air entering the engine, controlling power output.
#12
Which type of fuel system is commonly used in modern gasoline engines?
Direct Injection
ExplanationDirect injection systems deliver fuel directly into the combustion chamber, improving efficiency and performance.
#13
Which of the following is NOT typically a safety feature in modern vehicles?
Cup Holder Heater
ExplanationCup holder heaters are convenience features, not safety enhancements.
#14
What does ESC stand for in automotive safety features?
Electronic Stability Control
ExplanationESC helps maintain vehicle stability by detecting and reducing loss of traction.
#15
What does the term 'NHTSA' stand for in the context of automotive safety?
National Highway Traffic Safety Administration
ExplanationNHTSA is responsible for setting and enforcing safety standards to reduce vehicle-related injuries and fatalities.
#16
Which of the following is NOT a type of vehicle suspension system?
Sway Bar
ExplanationSway bars stabilize the vehicle during cornering, but they are not a type of suspension system.
#17
What is the purpose of the differential in a vehicle's drivetrain?
To distribute power to the wheels
ExplanationDifferentials distribute engine power to the wheels while allowing them to rotate at different speeds, crucial for turning and traction.