The air-conditioning or refrigeration system is connected to the ________of a fused disconnect
A) load-side terminals B) line-side terminals C) power company terminals
A
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The ____ rating indicates the maximum operating temperature of a luminaire.
A. T B. MOT C. MT D. TEMP
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To make combustion efficiency tests, a hole must be made ____.
A. in the flue pipe after the draft control B. in the flue pipe before the draft control C. over the fire at the observation door D. under the draft hood
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A DSP is a special type of
A) ALU. B) microprocessor. C) flip-flop. D) latch.
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Inverter-controlled welding machines are smaller, lighter power sources that also _____
a. offer a very smooth and steady DC welding arc b. offer a very smooth and steady AC welding arc c. use significantly more power to operate d. reduces the AC power frequency well below 60 Hz
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