eee-1109 EEE-1109 Basic Electrical Engineering
1. DC Circuit Fundamentals and Basic Laws
| Question / Task | Year(s) of Appearance |
|---|---|
| State and explain the basic laws of electrical engineering. | 2016 |
| Explain Ohm’s law. What are the limitations of Ohm’s law? | 2017 |
| State and explain Kirchhoff’s current law (KCL) and voltage law (KVL). | 2023, 2024 |
| Classify energy sources (ideal and practical characteristics). | 2016 |
| Classify dependent sources. | 2024 |
| Differentiate between primary cell and secondary cell. | 2016, 2018, 2019 |
| Write down the properties of open and short circuits. | 2017 |
| Distinguish between Active/Passive, Bilateral/Unilateral, Linear/Nonlinear. | 2018 |
| What is the basic difference between DC and AC? | 2017 |
2. Network Theorems and Analysis Concepts
| Question / Task | Year(s) of Appearance |
|---|---|
| Why is the Maximum Power Transfer (MPT) condition important for communication engineering? | 2016, 2018, 2019, 2023 |
| Write some applications of the maximum power transfer theorem. | 2017 |
| What is a supernode? | 2018 |
| Describe the Y to and to Y conversion process. | 2017 |
3. Magnetic Circuits and Properties
| Question / Task | Year(s) of Appearance |
|---|---|
| What are the basic differences between an electric circuit and a magnetic circuit? | 2016, 2017, 2019, 2023 |
| State and explain Ampere’s circuital law. | 2017, 2019, 2022, 2023 |
| State and explain Biot-Savart law. | 2017, 2019 |
| Write down some applications of magnetic circuits. | 2019 |
| Explain hysteresis loss and eddy current loss. How can these be minimized? | 2016, 2018, 2022 |
| What is a hysteresis loop? Show the difference between soft and hard materials. | 2023 |
4. AC Fundamentals and Power
| Question / Task | Year(s) of Appearance |
|---|---|
| Why is the generation of alternating current necessary? | 2016, 2017, 2022 |
| Write down the advantages of AC systems over DC systems. | 2018, 2019 |
| What is phase? | 2018 |
| Explain the physical significance of form factor and crest factor. | 2019, 2022 |
| What is a power triangle? | 2017 |
| Describe the sign convention of power with an example. | 2022 |
| Explain how power factor can be improved (using power triangle). | 2017, 2018 |
| ”Multiplication and division operations of phasors are suitable in polar form”—justify the statement. | 2018 |
5. AC Resonance
| Question / Task | Year(s) of Appearance |
|---|---|
| Write down the significance of Quality factor / Describe its effect on bandwidth. | 2022, 2023 |
| Write down the condition for resonance in an AC circuit. | 2018, 2022, 2023 |
| Explain the effects of varying capacitance on the voltages and currents in a series RLC circuit. | 2018 |
| Describe the use of an RLC series circuit as a selector. | 2018 |
| What are the conditions for series and parallel resonance? | 2024 |
| Write down applications of resonance. | 2024 |
6. Three-Phase Systems
| Question / Task | Year(s) of Appearance |
|---|---|
| What are the advantages of using a system over a system? | 2017, 2019, 2023, 2024 |
| Explain the two-lamp method of determining the phase sequence of a system. | 2016, 2018, 2019 |
| How can phase sequence be determined (voltmeter method)? | 2017, 2023 |