What is the time constant for a 50 mH inductor and 5 k? resistor connected in series?
A) 100 s B) 10 ?s C) 250 s D) 10 ms
B
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On a three-way switch, the common terminal is colored ____.
a. white b. black c. green d. gray
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The subsequent problems deal with the circuit below. Assume that when the transistor is in saturation, the collector-to-emitter drop is 0.2 V and the base-to-emitter forward bias voltage is 0.7 V.
When Vin = 5V, Vout =
A. 0.2 V B. 5 V C. 0 V D. 4.8 V E. 0.9 V
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Which type of refrigerant hose is used with an R-134a system?
A) Barrier hose B) Rigid hose C) Copper type hose D) Flexible, porous hose
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Explain the operation of lead and lag compressors
What will be an ideal response?
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