Analog DC Troubleshooting Test
Question 1





1. The collector for the transistor is connected to point a. W b. X c. Y d. Z
Question 2



2. The base of the transistor is connected to point a. W b. X c. Y d. Z
Question 3




3. The emitter of the transistor is connected to point a. W b. X c. Y d. Z
Question 4




4. When troubleshooting analog circuits similar to the figure above, what would normally be the first step? a. Measure the voltage on the emitter. b. Measure the voltage on the collector. c. Measure the voltage on the base. d. Measure the voltage across R1.
Question 5




5. The voltage on the base should be a. 9 V b. 12 V c. 18 V d. 6V
Question 6



6. The voltage on the collector should be a. 9 V b. 12 V c. 18 V d. 6 V
Question 7



7. The voltage on the emitter should be a. 9 V b. 12 V c. 18 V d. 6 V
Question 8



8. For a silicon transistor, the difference between the voltage on the base and the voltage on the emitter should be a. 5 V b. 4 V c. 9 V d. 7 V
Question 9



9. The DC voltage across the load resistor should be a. 0 b. 5 c. 10 d. 15
Question 10



10. How should the current through the collector compare to the current through the emitter? a. The collector current is much smaller than the emitter current. b. The collector current is about the same as the emitter current. c. The collector current is much larger than the emitter current. d. The collector current is opposite the emitter current.
Question 11



11. If the voltage on the collector is 18V, which of the following is the probable cause? a. R1 is open. b. The transistor is saturated. c. The resistance of R2 is too large d. R3 is open.
Question 12



12. If the voltage on the base is too high, which of the following is the probable cause? a. The resistance of R3 is too large. b. R4 is open. c. The resistance of R5 is zero. d. R2 is open.
Question 13



13. If the transistor is cutoff, which of the following conditions will occur? a. The voltage across R4 will be too high. b. The voltage across R2 will be too high. c. The voltage across R3 will be too low. d. The voltage across R1 will be too low.
Good job!
You have completed the Analog DC Troubleshooting Test. To close this test, and save your answers, click on the 'X' button at the top of this window.

Thank you!