morgeron5047 morgeron5047

15-06-2021
Engineering

contestada

A 120-volt fluorescent ballast has an input current of 0.34 ampere and an input power rating of 22 watts. The power factor of the ballast is ____.

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caleb37804 caleb37804

16-06-2021

Answer:

PF= .54

Explanation:

Power Factor equals working/real power (W) over apparent power (VA). 1.0 PF is an efficient equipment. PF= 22/(120*.34)

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