Which of the following describes a finned air-over motor that powers and is cooled by the slipstream from a large fan?
a. TEAO motor
b. TEBC motor
c. TEFC motor
d. TENV motor
a. TEAO motor
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How was Sir William Grove’s device constructed?
What will be an ideal response?
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En los tableros de distribución de un sistema de cuatro cables conectados a delta, el extremo superior se utiliza para:
a. cualquier fase. b. la fase A. c. la fase B. d. la fase C.
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An R22 system specifies a superheat of 15°F at the current operating conditions. The technician measures a suction pressure of 70 psig and a suction line temperature of 65°F. The system is
A) undercharged B) overcharged C) charged correctly
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Application programs and data are contained in a computer system's ________
A) cache memory B) FIFO memory C) main memory D) BIOS memory
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