Q2. Solve the following matrix equation :
Remember : Learn the methods quickly now and you will be very happy when the same maths is required when solving circuit problems later.
Q3.
Answer the following :
1. What is the charge of an electron ? a Proton ?
2. Define current. How is it related to charge ? Unit of current is ? Why is it called so ?
3. What is a resistance ? What are the units of resistance ? Why is it so ?
4. When will current flow in a resistance ?
5. What is the law that governs current flow in a resistor ?
6. Define voltage / Potential.
7. Define power. How is it related to voltage and current ?
8. Define energy. How is it related to power ?
9. What is the power in a resistor ?
10. Define Capacitance. What is the unit of capacitance ? Why is it so ?
11. Write the equation the relates the voltage and current in a capacitor (C).
12. What is the formula to find the capacitance of a parallel plate capacitor (area of plate = A, distance between the plates = d).
13. What is permitivity ?
14. What is Faraday's law of electromagnetic induction ?
15. Write the equation that defines the voltage induced in a coil in which flux is changing with time.
16. Write the equation that relates voltage and current in an inductor (L).
17. What is the formula to find the inductance of a coil with N turns, area of core cross section A, length of the coil is l ?
18. What is permeability ?
.........keep answering as the we cover the above topics in the class. MORE QUESTIONS will be added.
HoD-ECE-SVIT
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