Complete Electronics Self-Teaching Guide with Projects

Final Self-Test

This final test allows you to assess your overall knowledge of electronics. Answers and review references follow the test. Use a separate sheet of paper for your calculations and drawings.

1. If R = 1 MΩ and I = 2 μA, find the voltage. _____

2. If V = 5 volts and R = 10 kV, find the current. _____

3. If V = 28 volts and I = 4 amperes, find the resistance. _____

4. If 330 ohms and 220 ohms are connected in parallel, find the equivalent resistance. _____

5. If V = 28 volts and I = 5 mA, find the power. _____

6. If the current through a 220-ohm resistor is 30.2 mA, what is the power dissipated by the resistor? _____

7. If the power rating of a 1000-ohm resistor is 0.5 watts, what is the maximum current that can safely flow through the resistor? _____

8. If a 10-ohm resistor is in series with a 32-ohm resistor, and the combination is across a 12-volt supply, what is the voltage drop across each resistor, and what will the two voltage drops add up to? _____

9. A current of 1 ampere splits between 6-ohm and 12-ohm resistors in parallel. Find the current through each. _____

10. A current of 273 mA splits between 330-ohm and 660-ohm resistors in parallel. Find the current through each resistor. _____

11. If R = 10 kV and C = 1 μF, find the time constant. _____

12. If R = 1 MV and C = 250 μF, find the time constant. _____

13. Three capacitors of 1 μF, 2 μF, and 3 μF are connected in parallel. Find the total capacitance. _____

14. Three capacitors of 100 μF, ...