Which of the following is not one of the major kinds of keys used in industry today?

A. square key
B. flat key
C. gib head key
D. button head key


Answer: D

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The ____ relay is so named because it uses a length of resistive wire connected in series with the motor to sense motor current.

a. serial thermostat b. movable arm c. solid-state starting d. hot-wire starting

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In a piping system, a branch connection _____ the flow.

a. divides b. increases c. decreases d. stops

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The ignition system creates a high voltage which is created in the _______

A) Ignition coil B) Spark plug C) Pick up coil D) Trigger wheel

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Standard parts such as bolts and pins that are purchased rather than fabricated are generally not identified with a part number on the assembly drawing.

Answer the following statement true (T) or false (F)

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