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

Related Mcqs:

1. 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

2. 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

3. 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

4. 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

5. 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

6. 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

7. 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

8. 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

9. A series resonant band-stop filter consists of a 68 Ω resistor, a 110 mH coil, and a 0.02 µF capacitor. The internal resistance, RW, of the coil is 4 Ω. Input voltage is 200 mV. Output voltage is taken across the coil and capacitor in series. What is the output voltage magnitude at f0?

   A. 1.1 mV
   B. 11.1 mV
   C. 111 mV
   D. 200 mV

10. A series resonant band-pass filter consists of a 2 mH coil, a 0.005 µF capacitor, and a 120 Ω resistor. The winding resistance of the coil is 12 Ω. The output voltage is taken off the resistor. Input voltage is 12 Vrms. What is the output voltage magnitude at the center frequency (f0)?

    A. 10.9 V
    B. 1.09 V
    C. 1.1 V
    D. 12 V