WorksheetsHigh School Lawnmower CDE Area Exam 2023-2024
Total questions: 20
Worksheet time: 10mins
Grass leaf tips that appear jagged and frayed are the results of ______.
Slow cutting speed
Grass being cut when too tall
Cutting with dull or damaged blades
Not following the one-third rule
This small engine component serves as the movable end of the combustion chamber
Piston
Piston Head
Cylinder Head
Connecting Rod
When transporting reel mowers across parking areas and cart paths, reels should be _____?
Disengaged
At desired cutting height
Operated at half throttle
Raised and engaged
Maverick air or unaccounted-for air, entering the combustion chamber can cause _______?
Rich Air-Fuel Mixture
Lean Air-Fuel Mixture
Preignition
Detonation
This is the preferred mower when maintaining golf course greens, tees, athletic fields, and some sod farms.
Flail
Reel
Rotary
Hammer
This is the movable metal or plastic speed-sensing device for a pneumatic governor.
Governor Weights
Governor Linkage
Governor Blade
Governor Spring
Which of the following is a major reason for the decline of many turf areas?
Using new blades every time
Mowing grass too frequently
Using a rotary mower
Mowing grass too low
This is the most important component found on an air-cooled small engine.
Cooling fan
Rotating Flywheel Screen
Engine Ducting
Cooling Air Discharge
When a grounds supervisor adjusts the mowing height on the mower and checks it by a level surface such as a driveway, he is adjusting ________________________?
Mowing Height
Spindle Setting
Finished Height
Bench Setting
This is a cylindrical piece of metal alloy that will tear or fail at a predetermined location or applied torque value.
Slip Clutch
Shear Pin
Breaker Bolt
Flex Coupling
Due to a bearing failure on the mower deck, grass clippings have caught fire. What classification of fire would this be?
Class D
Class C
Class B
Class A
The valve seat mates with this part of the valve to seal the combustion chamber.
Valve Stem
Valve Head
Valve Face
Valve Tappet
New cylinder bores commonly have this pattern as a result of the machining process.
Cross-hatched
Diamond Bore
Smooth
Mirror
Which of the following is not a part of the governor gear assembly on a Briggs and Stratton small engine?
Governor Gear
Flyweights
Governor Cup
Governor Control Arm
This is the common power transmission belt used with outdoor power equipment?
V
Round
Flat
Toothed
This is an undesirable engine condition which occurs when a particle in the combustion chamber becomes excessively heated and ignites the charge before the spark plug.
Detonation
Preignition
Spark Knock
Lifter Slap
This safety color is typically used to identity fire protection equipment, emergency stops, and to show danger?
Orange
Yellow
Red
Purple
Which of the following elements is not needed to start and sustain a fire.
Fuel
Oxygen
Heat
Fire
These function as the running surface for the side of the corresponding piston rings.
Ring Lands
Piston Rings
Piston Grooves
Ring Groves
This is a term for any load that is applied to an engine above the fractional load to operate the engine.
No Load
Top No Load
Brake Load
Parasitic Load
