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31 Cards in this Set
- Front
- Back
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What is a bus bar?
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A primary power distribution point, connected to a main power source.
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What is a capacitor?
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A device capable of storing an electrical charge.
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What is a circuit breaker?
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An electromagnectic or thremally activated device that opens a circuit when the current exceeds a predetermined amount.
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What is a diode?
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An electronic devicethat restricts current flow chiefly to one direction.
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What is a ground?
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A metallic connection with the earth to establish ground potential.
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What is an earth ground?
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Connected to the earth or to the negative battery terminal.
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What is a vehicle chassis ground?
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connected to the negative battery terminal through a connection with the vehicle chassis.
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What is a relay coil?
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Device using an electromagnet to control one or more sets of contacts.
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What is a relay contact?
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Controlled by a relay coil, contacts can be normally open or normally closed.
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What is a wire connection?
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Common point where two wires joined. An open circle indicates a screw terminal connection.
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What is a conductor cable?
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Harness number
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What is a wire?
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A wire must have ends, can either be pins or sockets or combination of either.
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What is a connector pin and socket?
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Pin and socket within a harness.
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What is a resistor?
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A device capable of providing resistance in an electrical circuit.
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What is a lamp?
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Symbol for light bulb. A letter indicates the color
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What is a monentary switch?
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Device when pressed, closes a circuit, i.e. CWS handle trigger
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What is a switch?
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Device used to open/close the current path of one or more circuits.
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What is a solenoid
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An electromagnet coiled around a moveable plunger.
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What is a transistor?
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A three electrode semiconductor used either as a switch or an amplifier.
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What is a silicone controller rectifier?
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A semiconductor thats basic purpose is to function as a switch that can turn on or off and control large amounts of power.
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What is a test point?
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Point accessible on a component to take measurements with BOB/multimeter.
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What is a call out bubble?
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Used for tracing a circuit that continues onto the next page.
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What is voltage?
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It is the pressure or force that drives electrical charge from one pole to another
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What is current?
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It is the strenght of the electrical charge.
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What is resistance?
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It is the opposition to the flow of current.
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What is a conductor?
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Component used to direct the flow of electricity.
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What is continuity?
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The constant flow of electricity without interuption
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What is a power supply?
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It generates the positive and negative charges, i.e. battery
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What is a load?
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Draws current in order to work.
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What is a multimeter?
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A Device used to measure voltage, current or ohms.
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What does the electron theory state?
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States that the electrons travel towards the protons.
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