36 V of dc is applied to a windings ratio of 1:2. What is the secondary voltage?
A) 72 V
B) 144 V
C) something slightly less than 72 V since transformers do have some loss
D) none of the above
D
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The contacts of a contactor make a complete circuit when the contactor is ____________________, allowing voltage to flow to the controlled load.
Fill in the blank(s) with the appropriate word(s).
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A parallel RLC circuit has an R = 10 k?, an L = 100 mH, and a resonant frequency of 200 krad/s, calculate the value of C, the value of the quality factor, and the bandwidth.
What will be an ideal response?
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One way that an engineer?s scale differs from an architectural scale is that the engineer?s scale _____.