____ operators are used to start a motion or energize a circuit. Because of the flush head on the operator, the switch cannot be accidentally pressed.

a. Recessed button
b. Mushroom head
c. Illuminated push-pull
d. Keylock


a. Recessed button

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One example of an administrative control is _____.

a. establishing an electrically safe work condition b. worker rotation c. installing a barricade d. installing an audible alarm

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In GMA welding, the voltage is set ____ and the amperage is set ____.

A. on the welder, on the welder B. by changing the wire-feed speed, on the welder C. on the welder, by changing the wire-feed speed D. by changing the wire-feed speed, by changing the wire-feed speed

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Why must care be taken when watering a dish garden?

What will be an ideal response?

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Write the three forms of Ohm's Law.

What will be an ideal response?

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