In the timed starting circuit, 10 seconds after coil TR2 energizes, contact ____ closes.
A. TR1
B. TR2
C. M2
D. STOP
Answer: B
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According to the National Electrical Code®, storage batteries and UPS’s must be able to supply maximum load capacity for _______.
A. Not less than 1 minute B. Not less than 30 minutes C. Not less than 1 hour D. Not less than 1.5 hours
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The rotor in a three phase excited field charging system should have about_____ohms of resistance when checked with an ohmmeter.
A. 2 B. 4 C. 6 D. 8
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The system of outcrossing is sometimes used to introduce a desired trait into a "line or
strain" of breeding stock. A. True B. False
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A high O2S voltage could be due to ________
A) A defective spark plug wire B) A lean exhaust C) A rich exhaust D) Both A and C
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