Use this illustration to answer the question.

4. in the circuit shown in the figure, the zener diode is rated at 5.6 v and is operating in the zener region. if the voltage from the variable dc power source is 10 v, what would be the measured voltage between points a and b?

a. 10 v
b. 5.6 v
c. 4.4 v
d. 0 v
use this illustration to answer the question.

5. in the circuit shown in the figure, if the voltage from the variable dc power supply was 3 v, what would be the measured voltage between points b and c?

a. 2.6 v
b. 5.6 v
c. 0 v
d. 3 v
use this illustration to answer the question.

7. in the circuit shown in the figure, suppose that you momentarily press and release switch s4. for how long would switch s3 then have to be pressed to charge capacitor c1 to 6.3 v?

a. 10 seconds
b. 15 seconds
c. 5 seconds
d. 1 second
use this illustration to answer the question.

8. look at the characteristic curve that's shown in the figure. a diode that's biased at point a on the curve would be operating in the

a. zener region.
b. reverse-breakdown voltage region.
c. reverse-biased area.
d. forward-biased area
use this illustration to answer the question.

9. in the circuit shown in the figure, suppose that capacitor c3 develops a short. the total measured capacitance across terminals 1 and 2 would now become

a. 0.4 μf.
b. 0.35 μf.
c. 0.3 μf.
d. 0.15 μf
a forward-biased pn junction will have a positive voltage applied to the p side and a voltage applied to the n side.

a. negative
b. positive
c. higher
d. lower