The stabilisation of operating point in potential divider method is provided by_______________?

Related Mcqs:

1. In voltage divider bias, operating point is 3 V, 2 mA. If VCC = 9 V, RC = 2.2 kO, what is the value of RE ?

   A. 2000 O
   B. 1400 O
   C. 800 O
   D. 1600 O

2. The disadvantage of voltage divider bias is that it has _________________?

   A. High stability factor
   B. Low base current
   C. Many resistors
   D. None of the above

3. For good stabilsation in voltage divider bias, the current I1 flowing through R1 and R2 should be equal to or greater than_____________?

   A. 10 IB
   B. 3 IB
   C. 2 IB
   D. 4 IB

4. In voltage divider bias, VCC = 25 V; R1 = 10 kO; R2 = 2.2 V ; RC = 3.6 V and RE =1 kO. What is the emitter voltage?

   A. 7 V
   B. 3 V
   C. V
   D. 8 V

5. A voltage divider consists of two 68 kΩ resistors and a 24 V source. The unknown output voltage is______________?

   A. 12 V
   B. 24 V
   C. 0 V
   D. 6 V

6. A voltage divider consists of two 100 kΩ resistors and a 12 V source. What will the output voltage be if a load resistor of 1 MΩ is connected to the output?

   A. 0.57 V
   B. 6 V
   C. 12 V
   D. 5.7 V

7. A certain voltage divider consists of two 12 kΩ resistors in series. Which of the following load resistors will have the most effect on the output voltage?

   A. 1 MΩ
   B. 24 kΩ
   C. 18 kΩ
   D. 12 kΩ

8. A certain voltage divider consists of three 1 kΩ resistors in series. Which of the following load resistors will have the least effect on the output voltage?

   A. 1 MΩ
   B. 100 kΩ
   C. 1 kΩ
   D. 330 Ω

9. The current flowing through an unloaded voltage divider is called the____________?

   A. bleeder current
   B. load current
   C. resistor current
   D. voltage current

10. A gain of 1000 times in voltage is expressed by_______________?

    A. 60 db
    B. 30 db
    C. 120 db
    D. 600 db