High School Lawnmower CDE Area Exam 2022-2023

Front

This force is acting on a unit of area?

Back

Pressure

Front

When performing a cylinder leakdown test, what psi should the cylinder be pressurized to?

Back

70 – 150 psi

Front

These are fuel limiting devices that regulate fuel flow to the emulsion tube?

Back

Jets

Front

These circuits have two or more components connected so that there is only one path for current to flow are called _______?

Back

Series

Front

Which of the following is not a detrimental effect of cutting grass too high? Potential for more water loss, Coarser leaf texture, Decrease in density, Lower humidity levels around leaves

Back

Lower humidity levels around leaves

Front

The number of blades affects a mower's _______?

Back

Cutting Height

Front

This is the highest rated speed than an engine can achieve without a load? Options: No-load, Top no-load, WOT, Top Governed Speed

Back

Top no-load

Front

This is the last point at which a material can be deformed and still return to its original physical dimensions.

Back

Elastic Limit

Front

Freeze plugs perform what function on engines?

Back

Allow the release of pressure from freezing coolant.

Front

What type of mower is recommended for Bahia grass, centipede grass, and St. Augustine due to their extensive seed head formation?

Back

Rotary