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This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits knowledge and support exam preparation. Choose a topic below to get started.
1. |
For the voltage divider circuit, if a diode is connected in reverse direction across the base Find the value of ? (Vd=1.2v and input is 1V) |
A. | 0 |
B. | 50 |
C. | 100 |
D. | cannot be determined |
Answer» E. | |
2. |
Changes in the temperature will not affect the bias point. |
A. | True |
B. | False |
Answer» C. | |
3. |
For a Voltage divider circuit having RC=R1=R2=RE=1K , if VCC=20V, find IC when Vce = VCC? |
A. | 1mA |
B. | 2mA |
C. | 20mA |
D. | 0 |
Answer» E. | |
4. |
For a Voltage divider bias circuit, having R1=R2=10K , RC=4.7 K , RE=1 K , What is the value of collector current at saturation if VCC=10V? |
A. | 1A |
B. | 10mA |
C. | 0.87mA |
D. | 1ma |
Answer» C. 0.87mA | |
5. |
For a fixed bias circuit having RC=4.7K and RB=1K , VCC=10V, and base current at Bias point was found to be 0.2 A, Find ? |
A. | 100 |
B. | 106 |
C. | 125 |
D. | 0 |
Answer» C. 125 | |
6. |
For a Fixed bias circuit having RC=2.2K , RB=240 , VCC=12v and current amplification factor is 100 and the current flowing through the base is 20 A, the value if Collector current in saturation is_____________ |
A. | 5.4mA |
B. | 3mA |
C. | 1mA |
D. | 0A |
Answer» B. 3mA | |