MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Microwave Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
After impedance matching, if a graph is plot with frequency v/s reflection co-efficient of the transmission line is done, then at the frequency point for which the design is done, which of the following is true? |
| A. | There is a peak at this point of the curve |
| B. | There is a dip at this point of the curve |
| C. | The curve is a straight line |
| D. | Such a plot cannot be obtained |
| Answer» C. The curve is a straight line | |
| 2. |
If the normalized admittance at a point on a transmission line to be matched is 1+j1.47. Then the normalized susceptance of the stub used for shunt stub matching is: |
| A. | 1 |
| B. | 1.47 |
| C. | -1.47 |
| D. | -1 |
| Answer» D. -1 | |
| 3. |
For a load impedance of ZL=60-j80. Design of 2 single-stub shunt tuning networks to match this load to a 50 line is to be done. What is the normalized admittance obtained so as to plot it on smith chart? |
| A. | 1+j |
| B. | 0.3+j0.4 |
| C. | 0.4+j0.3 |
| D. | 0.3-j0.4 |
| Answer» C. 0.4+j0.3 | |
| 4. |
The two adjustable parameters in single stub matching are distance d from the load to the stub position, and _________ |
| A. | Susceptance or reactance provided by the stub |
| B. | Length of the stub |
| C. | Distance of the stub from the generator |
| D. | None of the mentioned |
| Answer» B. Length of the stub | |