Lawn Mower STATE Exam 2014

______ is the amount of electrical pressure in a circuit.

• Wattage

• Voltage

• Amperage

• Ohms

What is the order in which the piston rings are configured from top to bottom on the piston?

• Compression, Wiper, Oil

• Oil, Wiper, Compression

• Wiper, Compression, Oil

• Combustion, Wiper, Compensation

The growth rate of turf does NOT depend on which of the following.

• Environmental conditions

• Degree of maintenance

• Species/Cultivars

• Mowing frequency

A _____ is a duct made from sheet metal, plastic, or similar materials that provides a specific path for the cooling air to enter the cooling system on a small engine.

• blower housing

• rotating screen

• cooling air discharge

• cooling air plenum

_____ is the process of replacing the original engine on a piece of equipment with another engine.

• repowering

• swapping

• empowering

• lapping

A ___ is an electrical component that has a continuous copper wire wound on separate stubs of an assembly that exposes the wire to a magnetic field in order to produce voltage.

• stator

• lamination stack

• solenoid

• coil

The cooling system on a Briggs and Stratton "L" head 4 stroke cycle engine should be cleaned and maintained every ___ hours of operation.

• 25

• 50

• 75

• 100

A ____ is the hemispherically curved metal cover that expands and seals to the shape of a cavity when impacted and is used on some small engine carburetors as a cover for the transitional hole reservoir.

• transitional hole cover

• welch plug

• emulsion plug

• fuel bowl

______ is the spontaneous combustion of a fuel charge commonly caused by low octane fuel or excessive compression ration.

• Auto ignition

• Knocking

• Pinging

• All of the above

The crankshaft of a four-stroke cycle engine turns ____ to complete one operating cycle.

• 180

• 360

• 540

• 720