REview

1. Which of the following is the correct order of the four strokes in a four-stroke gasoline engine?

• A) Intake, Compression, Power, Exhaust

• B) Intake, Power, Compression, Exhaust
  
  

• C) Compression, Intake, Exhaust, Power

• D) Intake, Compression, Exhaust, Power

2. During which stroke does the spark plug ignite the fuel-air mixture in a four-stroke gasoline engine?

• A) Intake Stroke
  
  

• B) Compression Stroke

• C) Power Stroke
  
  

• D) Exhaust Stroke

3. In a four-stroke gasoline engine, how many revolutions of the crankshaft are required to complete all four strokes?

• A) One

• B) Two

• C) Three

• D) Four

4. What is the role of the exhaust valve during the exhaust stroke in a four-stroke gasoline engine?

• A) To allow the intake of fresh air

• B) To allow the exhaust gases to escape

• C) To compress the fuel-air mixture

• D) To ignite the fuel-air mixture

5. What happens during the intake stroke in a four-stroke gasoline engine?

• A) The piston moves down, and the exhaust valve opens to expel gases.

• B) The piston moves up, compressing the fuel-air mixture.
  
  

• C) The piston moves down, and the intake valve opens to draw in the fuel-air mixture.

• D) The spark plug ignites the fuel-air mixture.