# Electric Circuits Questions and Answers

Our 1000+ Electric Circuits questions and answers focuses on all areas of Electric Circuits subject covering 100+ topics in Electric Circuits. These topics are chosen from a collection of most authoritative and best reference books on Electric Circuits. One should spend 1 hour daily for 2-3 months to learn and assimilate Electric Circuits comprehensively. This way of systematic learning will prepare anyone easily towards Electric Circuits interviews, online tests, examinations and certifications.

**Highlights**

– 1000+ Multiple Choice Questions & Answers in Electric Circuits with explanations.

– Every MCQ set focuses on a specific topic in Electric Circuits Subject.

**Who should Practice these Electric Circuits Questions?**

– Anyone wishing to sharpen their knowledge of Electric Circuits Subject.

– Anyone preparing for aptitude test in Electric Circuits.

– Anyone preparing for interviews (campus/off-campus interviews, walk-in interview and company interviews).

– Anyone preparing for entrance examinations and other competitive examinations.

– All – Experienced, Freshers and Students.

**Here’s list of Questions & Answers on Electric Circuits Subject covering 100+ topics:**

#### 1. Questions & Answers on Circuit Variables and Elements

The section contains questions and answers on units, voltage and current power, electrical resistance, kirchoffs law and circuit analysis for dependent sources.

The International System of Units,Voltage and Current,Power and Energy Voltage and Current Sources, Electrical Resistance |
Kirchhoff’s Laws Analysis of a Circuit Containing Dependent Sources |

#### 2. Questions on Simple Resistive Circuits

The section contains questions on voltage and current divider circuits, wheatstone bridge measuring resistance.

The Voltage Divider and Current Divider Circuits Measuring Voltage and Current |
Measuring Resistance the Wheatstone Bridge and Delta-to-Wye (Pi-to-Tee) Equivalent Circuits |

#### 3. Questions & Answers on Techniques of Circuit Analysis

The section contains questions and answers on node voltage and mesh current method, source transformations, thevenin and norton equivalents, maximum power transfer and superposition.

#### 4. Questions on The Operational Amplifier

The section contains questions on operational amplifier terminals, inverting and noninverting amplifiers, realistic models.

Operational Amplifier Terminals,Terminal Voltages and Currents The Inverting and Non-Inverting Amplifier Circuit |
The Summing-Amplifier and Difference-Amplifier Circuit More Realistic Model for the Operational Amplifier |

#### 5. Questions & Answers on Inductance, Capacitance, and Mutual Inductance

The section contains questions and answers on inductor and capacitor, series parallel combinations, mutual inductance, rl and rc circuits, natural and unbounded responses, sequential switching and integrating amplifier.

Inductor and Capacitor Series-Parallel Combinations of Inductance and Capacitance Mutual Inductance and a Close Look at Mutual Inductance The Natural and Step Response of an RL Circuit and RC circuit |
A General Solution for Step and Natural Responses Sequential Switching and Unbounded Response The Integrating Amplifier |

#### 6. Questions on Natural and Step Responses of RLC Circuits

The section contains questions on natural and step responce of parallel and series rlc circuits, integrating amplifiers.

Introduction to the Natural Response of a Parallel RLC Circuit The Step Response of a Parallel RLC Circuit |
The Natural and Step Response of a Series RLC Circuit A Circuit with Two Integrating Amplifiers |

#### 7. Questions & Answers on Sinusoidal Steady-State Analysis

The section contains questions and answers on sinusoidal source and response, phasor, passive circuit elements, kirchoffs law, series and parallel simplifications, thevenin norton equivalent circuits, node voltage method, transformer and ideal transformer, phasor diagrams and instantaneous power.

The Sinusoidal Source and Response The Phasor The Passive Circuit Elements in the Frequency Domain Kirchhoff’s Laws in the Frequency Domain Series, Parallel, and Delta-to-Wye Simplifications Source Transformations and Thevenin-Norton Equivalent Circuits |
The Node-Voltage and Mesh-Current Method The Transformer The Ideal Transformer Phasor Diagrams Instantaneous Power |

#### 8. Questions on Sinusoidal Steady-State Power Calculations

The section contains questions on average and reactive power, rms value, complex power, power calculations and maximum power transfer.

Average and Reactive Power The rms Value and Power Calculations Complex Power |
Power Calculations Maximum Power Transfer |

#### 9. Questions & Answers on Balanced Three-Phase Circuits

The section contains questions and answers on three phase voltage sources, wye delta circuits, three phase circuits and average power.

Three-Phase Voltage Sources Analysis of the Wye-Wye and Wye-Delta Circuit |
Power Calculations in Balanced Three-Phase Circuits Measuring Average Power in Three-Phase Circuits |

#### 10. Questions on Introduction to the Laplace Transform

The section contains questions on laplace transform, impulse function, functional and operational transforms, inverse transforms, poles and zeros, initial and final value theorems.

Definition of the Laplace Transform The Step and Impulse Function Functional and Operational Transforms Applying the Laplace Transform |
Inverse Transforms Poles and Zeros of F(s) Initial- and Final-Value Theorems |

#### 11. Questions & Answers on The Laplace Transform in Circuit Analysis

The section contains questions and answers on transfer function, convolution integral, steady state sinusodial response, s domain analysis.

Circuit Elements and Analysis in the s Domain Applications The Transfer Function The Transfer Function in Partial Fraction Expansions |
The Transfer Function and the Convolution Integral The Transfer Function and the Steady-State Sinusoidal Response The Impulse Function in Circuit Analysis |

#### 12. Questions on Introduction to Frequency Selective Circuits

The section contains questions on low pass, high pass, bandpass and band reject filters.

Low-Pass and High-Pass Filters | Bandpass and Bandreject Filters |

#### 13. Questions & Answers on Active Filter Circuits

The section contains questions and answers on low pass and high pass filters, scaling, op amp filters, narrowband bandpass filters.

First-Order Low-Pass and High-Pass Filters Scaling Op Amp Bandpass and Bandreject Filters |
Higher Order Op Amp Filters Narrowband Bandpass and Bandreject Filters |

#### 14. Questions on Fourier Series

The sections covers questions on fourier coefficient, applications, rms value of periodic function, amplitude and phase spectra, exponential form of fourier series.

The Fourier Coefficient The Effect of Symmetry on the Fourier Coefficients Jo Alternative Trigonometric Form of the Fourier Series Application |
Average-Power Calculations with Periodic Functions The rms Value of a Periodic Function The Exponential Form of the Fourier Series Amplitude and Phase Spectra |

#### 15. Questions & Answers on The Fourier Transform

The sections covers questions and answers on fourier transform derivation, fourier integral convergence, laplace transforms, parsevals theorem, circuit applications.

The Derivation of the Fourier Transform The Convergence of the Fourier Integral Using Laplace Transforms to Find Fourier Transforms |
Fourier Transforms in the Limit and Some Mathematical Properties Operational Transforms and Parseval’s Theorem Circuit Applications |

#### 16. Questions on Two-Port Circuits

The sections covers questions on terminal equations and two port parameters, two port circuit analysis and terminated two port circuit.

The Terminal Equations and the Two-Port Parameters Analysis of the Terminated Two-Port Circuit |
Interconnected Two-Port Circuits |

Here’s the list of Best Reference Books in Electric Circuits.

**Wish you the best in your endeavor to learn and master Electric Circuits!**