MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Hartley oscillator uses which type of feedback? |
| A. | Negative feedback |
| B. | Positive feedback |
| C. | No feedback |
| D. | Positive or Negative depends upon the frequency |
| Answer» C. No feedback | |
| 2. |
Active element used in Hartley oscillator is __________ |
| A. | Cell |
| B. | Voltage regulator |
| C. | Diode |
| D. | Transistor |
| Answer» E. | |
| 3. |
The frequency of Hartley oscillator is expressed as __________(Where L is effective inductance and C is the capacitance) |
| A. | 1/(4ᴨ√LC) |
| B. | 1/(2ᴨ√LC) |
| C. | 1/(3ᴨ√LC) |
| D. | √3/(2ᴨ√LC) |
| E. | 1/(4ᴨ√LC)b) 1/(2ᴨ√LC)c) 1/(3ᴨ√LC)d) √3/(2ᴨ√LC) |
| Answer» C. 1/(3ᴨ√LC) | |
| 4. |
How many inductors are there in the tank circuit of Hartley oscillator? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
| Answer» C. 3 | |
| 5. |
How many capacitors are there in the tank circuit of Hartley oscillator? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
| Answer» B. 2 | |
| 6. |
Which of the following network is used to give feedback to transistor of Hartley oscillator? |
| A. | Inductive fixed bias |
| B. | Capacitive fixed bias |
| C. | Inductive voltage divider |
| D. | Capacitive voltage divider |
| Answer» D. Capacitive voltage divider | |
| 7. |
Which component of Hartley oscillator is used in the feedback system? |
| A. | Inductor |
| B. | Resistor |
| C. | Capacitor |
| D. | Transistor |
| Answer» B. Resistor | |
| 8. |
Which type of feedback is used by Hartley oscillator? |
| A. | Voltage series feedback |
| B. | Current series feedback |
| C. | Voltage shunt feedback |
| D. | Current shunt feedback |
| Answer» B. Current series feedback | |
| 9. |
Lower frequencies are not practically possible in the case of Harley oscillator because of the requirement of low ___________ value. |
| A. | Capacitance |
| B. | Resistance |
| C. | Inductance |
| D. | Gain |
| Answer» D. Gain | |
| 10. |
Recommended frequency range of Harley oscillator is __________ |
| A. | 30KHz-30MHz |
| B. | 1KHz-10MHz |
| C. | 2Hz-3MHz |
| D. | 0.5KHz-40MHz |
| Answer» B. 1KHz-10MHz | |