Time Response Of Reactive Circuits MCQ Questions & Answers

Time Response Of Reactive Circuits MCQ Questions & Answers | Electrical Engineering

Learn Time Response Of Reactive Circuits MCQ questions & answers are available for a Electrical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Time Response Of Reactive Circuits MCQ question is the important chapter for a Electrical Engineering and GATE students. Page-3 section-1

In an RC differentiator, the capacitor.

A) Charges exponentially at a rate depending on the RC time constant B) Charges exponentially at a rate depending on the input voltage C) Charges when the input voltage is decreasing D) Charges to approximately one time constant

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Answer & Solution

Answer: Option A

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What is the highest frequency contained in a pulse that has a rise and fall time equal to 10 microseconds (10 μs)?

A) 35 kHz B) 3.5 kHz C) 10 kHz D) 100 kHz

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Answer & Solution

Answer: Option A

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Referring to the give circuit, the output will.
Time Response of Reactive Circuits mcq question image

A) Decay to zero at the end of the pulse B) Reach 6 V at the end of the pulse C) Reach 3.78 V at the end of the pulse D) Reach 5.16 V at the end of the pulse

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Answer & Solution

Answer: Option A

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In an RL differentiator, when the input pulse goes from its low level to its high level,

A) The inductor prevents a sudden change in voltage B) The inductor prevents a sudden change in current C) Voltage across the inductor instantly reaches 63% of input voltage D) Voltage across the inductor is zero

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Answer & Solution

Answer: Option B

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Referring to Problem 5, how long will it take the capacitor to discharge if the internal resistance of the pulse source is 100 Ω?

A) 300 μs B) 600 μs C) 900 μs D) 1.5 ms

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Answer & Solution

Answer: Option D

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In an RC differentiator, the sum of the capacitor voltage and the resistor voltage at any instant.

A) Must be zero B) Must be equal to the applied voltage C) Is less than the applied voltage but greater than zero D) Cannot be determined

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Answer & Solution

Answer: Option B

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Referring this figure, on the falling edge.
Time Response of Reactive Circuits mcq question image

A) The resistor voltage drops to -5 V and then goes back to zero exponentially B) The resistor voltage jumps to -5 V and then goes back to zero exponentially C) The capacitor voltage remains constant D) The resistor voltage jumps to +5 V and then decreases exponentially to zero

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Answer & Solution

Answer: Option B

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A dc component is the peak value of a pulse waveform.

A) True B) False

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Answer & Solution

Answer: Option B

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If the capacitor in an integrator opens, the output has the same voltage as the input.

A) True B) False

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Answer: Option A

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If the RC time constant of an integrator is increased, as the time constant is increased.

A) The capacitor charges more during a pulse and discharges less between pulses B) The capacitor charges less during a pulse and discharges more between pulses C) The capacitor charges more during a pulse and discharges more between pulses D) The capacitor charges less during a pulse and discharges less between pulses

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Answer & Solution

Answer: Option D

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