A reverse biased pn junction has resistance of the order of________________?

Related Mcqs:

1. A forward biased pn junction diode has a resistance of the order of_____________?

   A. O
   B. kO
   C. MO
   D. None of the above

2. The leakage current in a pn junction is of the order of________________?

   A. Aa
   B. mA
   C. kA
   D. µA

3. A reverse bias pn junction has_____________?

   A. Very narrow depletion layer
   B. Almost no current
   C. Very low resistance
   D. Large current flow

4. A silicon transistor is biased with base resistor method. If ß=100, VBE =0.7 V, zero signal collector current IC = 1 mA and VCC = 6V , what is the value of the base resistor RB ?

   A. 105 kO
   B. 530 kO
   C. 315 kO
   D. None of the above

5. The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be

   A. R Ω
   B. 2R Ω
   C. 4R Ω
   D. 8R Ω

6. In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of _____________________?

   A. RC + RL
   B. RC || RL
   C. RL
   D. RC

7. If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is____________________?

   A. RL + RC
   B. RC || RL
   C. RL – RC
   D. RC

8. With forward bias to a pn junction , the width of depletion layer__________________?

   A. Decreases
   B. Increases
   C. Remains the same
   D. None of the above

9. The leakage current across a pn junction is due to________________?

   A. Minority carriers
   B. Majority carriers
   C. Junction capacitance
   D. None of the above

10. The barrier voltage at a pn junction for germanium is about________________?

    A. 5 V
    B. 3 V
    C. Zero
    D. 0.3 V

    Updated by: Abdul Samad