Internal Combustion Engines Quiz

What is the primary function of an internal combustion engine?

• To store fuel for vehicles

• To convert mechanical energy into chemical energy

• To cool the engine components

• To convert chemical energy into mechanical energy

Which of the following is NOT a type of internal combustion engine?

• Gasoline Engine

• Diesel Engine

• Natural Gas Engine

• Electric Engine

What is the first stroke in a four-stroke engine cycle?

• Intake Stroke

• Compression Stroke

• Exhaust Stroke

• Power Stroke

Which type of engine uses a spark plug for ignition?

• Natural Gas Engine

• Gasoline Engine

• Diesel Engine

• Two-Stroke Engine

What is the main advantage of diesel engines over gasoline engines?

• Simpler design

• Higher speed

• Fuel efficiency

• Lower weight

What component converts the up-and-down motion of the pistons into rotational motion?

• Piston

• Cylinder Block

• Crankshaft

• Camshaft

Which cooling method uses a liquid coolant?

• Natural Gas Engine

• Air-Cooled Engine

• Electric Engine

• Liquid-Cooled Engine

What is the purpose of the ignition system in gasoline engines?

• To cool the engine

• To lubricate the moving parts

• To compress the air-fuel mixture

• To provide the spark for ignition

Which of the following is a characteristic of two-stroke engines?

• Higher fuel efficiency than four-stroke engines

• Complete a cycle in four strokes

• Used in small vehicles and motorcycles

• More complex than four-stroke engines

What type of engine is typically used in heavy-duty vehicles?

• Diesel Engine

• Two-Stroke Engine

• Electric Engine

• Gasoline Engine