MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Audio Engineering MCQ knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the sensitivity for capacitor microphone? |
| A. | 3 10<sup>3</sup> V |
| B. | 100 10<sup>3</sup> V |
| C. | 5 10<sup>3</sup> V |
| D. | 20 10<sup>3</sup> V |
| Answer» B. 100 10<sup>3</sup> V | |
| 2. |
What is the distortion in carbon microphone? |
| A. | 5% |
| B. | 1% |
| C. | 500% |
| D. | 10% |
| Answer» E. | |
| 3. |
Which of the following microphones is used only in telephones? |
| A. | Moving coil |
| B. | Ribbon |
| C. | Carbon |
| D. | Electret |
| Answer» D. Electret | |
| 4. |
Which of the following microphone has the lowest cost in compare to other microphones? |
| A. | Cardioid |
| B. | Capacitor |
| C. | Electret |
| D. | Carbon |
| Answer» E. | |
| 5. |
What is the equation for the instantaneous current through load resistor in carbon microphone? |
| A. | I = E / R + r |
| B. | J = E / r + r |
| C. | J = E / R + r |
| D. | I = D / R + r |
| Answer» B. J = E / r + r | |
| 6. |
What happens to the resistance of carbon microphone when carbon granules are pressed and the current through the circuit increases? |
| A. | Increases |
| B. | Decreases |
| C. | Constant |
| D. | Increases and decreases |
| Answer» C. Constant | |
| 7. |
Which of the following is used as tie-clip microphone? |
| A. | Cardioid |
| B. | Carbon |
| C. | Capacitor |
| D. | Electret |
| Answer» E. | |
| 8. |
Which of the following microphone is coated with thin layer of Teflon at the back plate? |
| A. | Electret |
| B. | Capacitor |
| C. | Carbon |
| D. | Crystal |
| Answer» B. Capacitor | |
| 9. |
Which type of microphone is used in sound level meter? |
| A. | Electret |
| B. | Capacitor |
| C. | Crystal |
| D. | Carbon |
| Answer» C. Crystal | |
| 10. |
What is the output impedance of capacitor microphone? |
| A. | 25 |
| B. | 0.25 |
| C. | 1 |
| D. | 100 M |
| Answer» E. | |
| 11. |
What is the capacitor equation for the capacitance microphone? |
| A. | C = kA / d |
| B. | C = kA + d |
| C. | C = kA d |
| D. | C = kA * d |
| Answer» B. C = kA + d | |
| 12. |
Which type of microphone is used for mobile communications? |
| A. | Crystal |
| B. | Capacitor |
| C. | Carbon |
| D. | Electret |
| Answer» B. Capacitor | |
| 13. |
In which form the mechanical force on the crystal is developed in both directions when there is pressure of sound waves? |
| A. | Compressions and rarefactions |
| B. | Compressions |
| C. | Rarefactions |
| D. | Neither compressions nor rarefactions |
| Answer» B. Compressions | |
| 14. |
On which microphone ceramic can work on high temperature upto 100 degree Celsius? |
| A. | Ribbon |
| B. | Crystal |
| C. | Moving coil / dynamic |
| D. | Carbon |
| Answer» C. Moving coil / dynamic | |
| 15. |
On which principle is the working of crystal microphone based? |
| A. | High impedance |
| B. | Medium impedance |
| C. | Piezoelectric effect |
| D. | Electromagnetic Induction |
| Answer» D. Electromagnetic Induction | |