Dimmers installed in ungrounded conductors shall have overcurrent protection no greater than ____% of the dimmer rating and shall be disconnected from all ungrounded conductors when the dimmer's master or individual switch (or circuit breaker) is in the open position.
A. 100
B. 112
C. 125
D. 150
Answer: C
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The output voltage of a downstream O2 sensor is fluctuating when the engine is at operating temperature. Technician A says the catalytic converter is working efficiently. Technician B says the O2 sensor may need to be replaced. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
Technician A says to use safety stands even if a short under-vehicle inspection is the only thing being performed. Technician B says a lift should be used if the jack does not raise the vehicle enough to place the safety stands. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
The centerline method for creating a circle is when you sketch very light horizontal, vertical, and 45° lines that meet at the center of the proposed circle.
Answer the following statement true (T) or false (F)
Sketching done in an office environment would not require:
A. pencil B. eraser C. technical pen D. paper