Skills and Trades

A PLC system has the ability to change the control scheme without having to physically change the wiring.

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Which of the following would be considered an analog control device?

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When a voltage is applied to a diode, it is referred to as

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The symbol shown is that of a(n) ________ transistor.

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The symbol shown is that of a(n) ________ transistor.

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The symbol shown is that of a(n)

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The symbol shown is that of a ________ transistor.

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The purpose of a truth table is

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The OR gate implemented using contacts, requires contacts connected in

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The operating mode of the diode circuit shown is

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The leads of a field-effect transistor are labeled

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The circuit shown is that of a

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The circuit shown illustrates how a ________ operates.

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The Boolean equation for the logic circuit shown is

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The basic rule for an XOR gate is

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Lead #3 of the transistor symbol shown is the

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Lead #1 of the transistor symbol shown is the

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In the circuit shown, during the negative half-cycle diodes ________ conduct.

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For the triac variable power circuit shown, the control logic trigger circuit

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For the triac switching circuit shown, when the processor calls for the lamp to be ON

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For the triac switching circuit shown, the PLC output module serves as the

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For the triac lamp dimmer circuit shown, current flows through the diac

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For the transistor timer circuit shown, timing begins when

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For the transistor timer circuit shown, closing the external switch will

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For the transistor switching circuit shown, the proximity switch, on closing

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