Which of the following devices can detect when a technician is receiving an electrical shock and turn off the power?
A) A GFCI
B) A circuit breaker
C) A fuse
D) Fuses, circuit breakers, and GFCI devices can all detect when a person is receiving a shock.
A
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The bulb of UVlamp should be cleaned daily and changed at least:
What will be an ideal response?
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Which type of hybrid electric design costs the least?
A) Parallel hybrid design B) Series hybrid design C) Strong hybrid design D) BAS design
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Compared to furnaces installed at lower altitudes, furnaces installed at higher altitudes
A) Have a higher firing rate B) Require a larger vent C) Heat up more quickly D) Have a lower firing rate
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On an OBD II emission control system, both pre-catalyst and post-catalyst oxygen sensors are used.
Answer the following statement true (T) or false (F)
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