While maintenance personnel are working on equipment, power should be disconnected and the ____________________ should be locked out with a key.
Fill in the blank(s) with the appropriate word(s).
controls
control device
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In a(n) ____________________ system, the DC systems are required to be bonded to the AC systems with a single grounding bar allowed.
Fill in the blank(s) with the appropriate word(s).
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Roundworms can grow as long as eight inches when mature
Indicate whether the statement is true or false
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If an electric water heater is connected to water piping with connections that are designed so that the water heater can be quickly and easily removed, a flexible cord-and-plug connection is allowed.
a. True b. False
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A bad axle or wheel bearing will not cause a tire wear problem
a. true b. false
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