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22: Know and Understand
DC electrical circuits are used in agricultural machines for starting, _____, and monitoring systems.
To convert mechanical energy to DC electricity, generators move a conductor through a(n) _____ field.
Rectifiers use _____ to convert AC to DC electricity.
The electrons freed from the _____ material in a solar cell are captured in the form of DC electricity.
In most cases, the lighting on agricultural vehicles is powered by 12 V _____ systems.
In applications where a bright, focused light is required, _____ lighting is used.
DC electric motors are commonly used in heavy-duty applications in which a constant _____ must be maintained under varying loads.
On trailers equipped with electric brakes, an electromagnet initiates a motion causing friction between the brake _____ and the brake drum.
DC and solar-powered fence chargers are powered by a(n) _____.
The multipositional switch that operates a tractor starter motor only when the key is physically held in position is an example of a(n) _____ switch.
The _____ circuit of a relay typically draws much less current than the secondary circuit.
The size of a fuse for a given circuit depends on the capacity of the other components in the circuit and on the size of the _____ used in the circuit.
Bullet and blade wire connectors come in _____ pairs that are designed for ease in making connections.
What is the purpose of using plastic loom on parts of a wiring harness?
According to NHTSA regulations, all trailers must have one red stop lamp and one red or amber _____ lamp mounted on each side of the rear of the trailer, as far apart as is practicable.
A burned fuse is often an indication of a _____ circuit in a lighting circuit on an agricultural trailer.
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