A. Amplifier circuits
B. Switching circuits
C. Rectifier circuits
D. None of the above
Related Mcqs:
- The parallel combination of a 6.8 kΩ resistor and a 10 kΩ resistor is in series with the parallel combination of a 2.2 kΩ resistor and a 1 kΩ resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)___________?
A. 6.8 kΩ
B. 2.2 kΩ
C. 6.8 kΩ and 10 kΩ
D. 2.2 kΩ and 1 kΩ - A 12 kΩ resistor, a 15 kΩ resistor, and a 22 kΩ resistor are in series with two 10 kΩ resistors that are in parallel. The source voltage is 75 V. Current through the 15 kΩ resistor is approximately___________?
A. 14 mA
B. 1.4 mA
C. 5 mA
D. 50 mA - 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 - The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of____________?
A. 470 Ω or 1.2 kΩ
B. 3 kΩ
C. 470 Ω
D. 1.2 kΩ - The parallel combination of a 470 Ω resistor and a 1.5 kΩ resistor is in series with the parallel combination of five 1 kΩ resistors. The source voltage is 50 V. The percentage of the load current through any single 1 KΩ resistor is__________?
A. 25 %
B. 20 %
C. 100 %
D. 50 % - The disadvantage of base resistor method of transistor biasing is that it_________________?
A. Is complicated
B. Is sensitive to changes in ß
C. Provides high stability
D. None of the above - In a base resistor method, if the value of ß changes by 50, then collector current will change by a factor ___________________?
A. 25
B. 50
C. 100
D. 200 - Two 3.3 kΩ resistors are in series and this series combination is in parallel with a 4.7 kΩ resistor. The voltage across one of the 3.3 kΩ resistors is 12 V. The voltage across the 4.7 kΩ resistor is_________?
A. 24 V
B. 12 V
C. 0 V
D. 6 V - An RC high-pass filter consists of a 0.2 µF capacitor and a 220 Ω resistor. The output is taken across the resistor. The circuit’s critical frequency is_____________?
A. 723 Hz
B. 7,234 Hz
C. 362 Hz
D. 3,617 Hz - An RL low-pass filter consists of a 5.6 mH coil and a 3.3 kΩ resistor. The output voltage is taken across the resistor. The circuit’s critical frequency is______________?
A. 93.8 kHz
B. 93.8 Hz
C. 861 Hz
D. 86.12 kHz
