MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Microwave Engineering Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If the critical field in a Gunn diode oscillator is 3.2 KV/cm and effective length is 20 microns, then the critical voltage is: |
| A. | 3.2 V |
| B. | 6.4 V |
| C. | 2.4 V |
| D. | 6.5 V |
| Answer» C. 2.4 V | |
| 2. |
If the RMS peak current in an IMPATT diode is 700 mA and if DC input power is 6 watt, with the load resistance being equal to 2.5 Ω, the efficiency of the diode is: |
| A. | 10.1 % |
| B. | 10.21 % |
| C. | 12 % |
| D. | 15.2 % |
| Answer» C. 12 % | |
| 3. |
An essential requirement for the BARITT diode is that the intermediate drift region be completely filled to cause the punch through to occur. |
| A. | true |
| B. | false |
| Answer» C. | |
| 4. |
IMPATT diodes employ impact ionization technique which is a noisy mechanism of generating charge carriers. |
| A. | true |
| B. | false |
| Answer» B. false | |