Electronic dimmers use triacs to chop the ac sine wave, so some incandescent lamps might ____ because the lamp filament vibrates.
A) buzz
B) hum
C) pulsate
D) whine
Correct Answer:
Verified
Q4: Electronic dimmers for use only to control
Q5: A receptacle below a 4-way switch in
Q6: Lighting track shall be supported twice if
Q7: The most common type of dimmer used
Q8: What are the two basic types of
Q10: Lighting track is not permitted to be
Q11: Portable lighting track must meet which of
Q12: The Code section that prohibits running track
Q13: Lighting track _ permitted to be installed
Q14: Describe two features of electronic dimmers.
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