Exam 15: Transformers

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Polarity of the output of an RL differentiator is determined by:

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The output from an RC differentiator resembles the input if_______-

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It takes a capacitor 5 time constants to nearly reach full charge.

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A given circuit using an RC integrator to turn on after 20 seconds now takes has been taking much longer to turn on. Now it entirely fails to turn on.What is the problem?

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What is the time constant in an RC integrating circuit if a 10 kΩ\mathrm { k } \Omega resistor is in series with a 220 μF\mu \mathrm { F } capacitor?

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In an RC integrator, as the time constant gets longer, the maximum capacitor voltage gets smaller.

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What is the time constant in an RC integrating circuit if a 22 kΩ\mathrm { k } \Omega resistor is in series with a 0.02 μF\mu \mathrm { F } capacitor?

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Since voltage is constant during the peak of a pulse input, the output of an LC integrator is constant during this time asW ell.

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What is the output voltage at the end of the input pulse from an RL integrator that uses a 400 mH inductor, a 5 kΩ\mathrm { k } \Omega resistor and a 5V, 1.2 ms input pulse?

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What is output voltage at the end of the input pulse to an RL integrator if the resistance is 22 kΩ\mathrm { k } \Omega . the inductor is 2 H and the input is a 12 V, 0.0909 ms pulse?

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When the input pulseW idth to an RC integrator is much less than 5τ, the output approaches the shape of the input.

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The output from an RL differentiator is taken across the ________.

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In an RL integrating circuit, the output is taken across the inductor.

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If RC and RL differentiators with equal time constants receive the same pulse,________

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What is the output voltage at the end of the input pulse to an RL integrator if the resistance is 1.2 k Ω\Omega , the inductor is 200 mH and the input is a 5 V, 1.2 ms pulse?

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An RC integrating circuit is a basic high-pass filterW ith a pulse applied to it.

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The capacitor of an RC integrator charges to __________ if the input is a 10 V pulse with a pulse width equal to six time constants.

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What is the output voltage at the end of the input pulse to an RL integrator if the resistance is 1kΩ1 \mathrm { k } \Omega the inductor is 1H1 \mathrm { H } and the input is a 22 V,222 \mathrm {~V} , 2 ms pulse?

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How long will it take a 22 μF\mu \mathrm { F } capacitor to completely charge through a 1.2 MΩ\mathrm { M } \Omega resistor?

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What is output voltage at the end of the input pulse to an RC integrator if the resistance is 10 kΩ\mathrm { k } \Omega , the capacitance is 100 μF\mu \mathrm { F } and the input is a 50 V, 10 s pulse?

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