Briggs & Stratton Four-Stroke Engine Quiz

Which type of engine is commonly found in lawn tractors and zero turn mowers?

• Horizontal shaft engine

• V-twin engine

• Single cylinder engine

• Vertical shaft engine

What are the three necessary conditions to make an engine operate?

• Fuel supply, ignition source, and compression

• Air supply, fuel supply, and ignition source

• Fuel supply, ignition source, and exhaust

• Air supply, ignition source, and compression

Tags

NGSS.MS-ETS1-1

What is the main role of the camshaft in a four-stroke engine?

• To create a vacuum in the combustion chamber

• To provide rotational energy

• To open and close the intake and exhaust valves

• To compress the air-fuel mixture

Tags

NGSS.MS-PS2-1

What is the purpose of the flywheel in a four-stroke engine?

• To create a vacuum in the combustion chamber

• To provide rotational energy

• To compress the air-fuel mixture

• To open and close the intake and exhaust valves

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What happens during the intake stroke of a four-stroke engine?

• The exhaust valve opens

• The air-fuel mixture is ignited

• The piston compresses the mixture

• The intake valve opens and the air-fuel mixture enters the combustion chamber

What occurs during the compression stroke of a four-stroke engine?

• The piston compresses the mixture

• The intake valve opens and the air-fuel mixture enters the combustion chamber

• The air-fuel mixture is ignited

• The exhaust valve opens

Tags

NGSS.MS-PS2-2

What happens during the power stroke of a four-stroke engine?

• The exhaust valve opens

• The air-fuel mixture is ignited

• The intake valve opens and the air-fuel mixture enters the combustion chamber

• The piston compresses the mixture

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

What occurs during the exhaust stroke of a four-stroke engine?

• The exhaust valve opens

• The air-fuel mixture is ignited

• The piston compresses the mixture

• The intake valve opens and the air-fuel mixture enters the combustion chamber

What is the function of the magnet on the flywheel in a four-stroke engine?

• To generate electricity for the ignition source

• To provide rotational energy

• To help initiate the intake stroke

• To create a vacuum in the combustion chamber