La tensión de pico-a-pico en un circuito con una tensión rms de 120VCA es:
a. 120V.
b. 170V.
c. 240V.
d. 340V.
d. 340V.
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The zener knee current (IZK) is
A) the maximum current required to maintain current regulation B) the minimum current required to maintain voltage regulation C) the minimum current required to maintain current regulation D) the maximum current required to maintain voltage regulation
To build an amplifier with a 5 K ? input impedance and a voltage gain of 40, use the ________ amplifier, Ri = ________, Rf = ________
A) inverting, 5 k?, 2 k? B) inverting, 5 k?, 200 k? C) non-inverting, 40 k?, 200 k? D) non-inverting, 5 k?, 40 k?
Why do some air cylinders have cushions?
What will be an ideal response?
In the above figure, if the wiper arm of the high-speed rheostat is positioned at the middle of the resistor body and the low-speed rheostat is adjusted fully downward, which voltage range is most likely developed at the wiper arm of R2?
A. 0 to +15V B. 0 to +12V C. +3 to +15V