The main power that is supplied to industries in the United States is three phase (3F), ____ volts alternating current (VAC), at a frequency of 60 Hertz (Hz).

a. 480
b. 240
c. 120
d. 24


a. 480

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Z-flashing is effective in

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Air that enters the engine without passing through the airflow sensor is called ________

A) Measured air B) False air C) Dirty air D) Bypass air

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Short muzzled canines can be prone to _____ issues.

Fill in the blank(s) with the appropriate word(s).

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