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Discussion
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Electrical Engineering
‣
Time Response of Reactive Circuits
See What Others Are Saying!
Question
In an
RC
differentiator, the capacitor
Options
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
Correct Answer
charges exponentially at a rate depending on the
RC
time constant
More questions
1. A transformer consists of two or more cores that are electrically coupled on a common core.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
2. The sum of the currents into a junction is equal to the sum of the currents out of that junction.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
3. A practical current source has a finite internal resistance.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
4. When converting 7,000 nA to microamperes, the result is
Options
A. 0.007 ľA
B. 0.7 ľA
C. 700 ľA
D. 7 ľA
Show Answer
Scratch Pad
Discuss
Correct Answer: 7 ľA
5. A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is
Options
A. 24 mA
B. 200 mA
C. 120 mA
D. 20 mA
Show Answer
Scratch Pad
Discuss
Correct Answer: 200 mA
6. In a parallel circuit, the branch with the lowest resistance has the most current.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
7. How many degrees are there in Π/3 rad?
Options
A. 6°
B. 60°
C. 180°
D. 27°
Show Answer
Scratch Pad
Discuss
Correct Answer: 60°
8. In an electric circuit, the reaction of a circuit to a given pulse input is known as the pulse response.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
9. When an open circuit occurs in a parallel branch, the total resistance decreases.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
10. The quantity 43 × 10
-3
is the same as
Options
A. 0.043
B. 0.430
C. 430
D. 43,000
Show Answer
Scratch Pad
Discuss
Correct Answer: 0.043
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More in Electrical Engineering:
Alternating Current and Voltage
Branch, Loop and Node Analyses
Capacitors
Circuit Theorems and Conversions
Circuit Theorems in AC Analysis
Energy and Power
Inductors
Magnetism and Electromagnetism
Ohm's Law
Parallel Circuits
Passive Filters
Quantities and Units
RC Circuits
RL Circuits
RLC Circuits and Resonance
Series Circuits
Series-Parallel Circuits
Three-Phase Systems in Power Applications
Time Response of Reactive Circuits
Transformers
Voltage, Current and Resistance