MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
If the length of the line between the first stub and the load can be adjusted, the admittance can be moved from the forbidden region. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 2. |
The standard stub spacing usually used is: |
| A. | 0, λ/2 |
| B. | λ/4, λ/8 |
| C. | λ/8, 3λ/8 |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 3. |
Stub spacing that are near 0 and λ/2 lead to more frequency sensitive matching networks. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 4. |
THE_STANDARD_STUB_SPACING_USUALLY_USED_IS:?$ |
| A. | 0, λ/2 |
| B. | λ/4, λ/8 |
| C. | λ/8, 3λ/8 |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 5. |
If_the_length_of_the_line_between_the_first_stub_and_the_load_can_be_adjusted,_the_admittance_can_be_moved_from_the_forbidden_region.$ |
| A. | true |
| B. | false |
| Answer» B. false | |
| 6. |
Stub spacing that are near 0 and λ/2 lead to more frequency sensitive matching networks?# |
| A. | true |
| B. | false |
| Answer» B. false | |
| 7. |
The simplest method of reducing the forbidden range of impedances is: |
| A. | increase the distances between the stubs |
| B. | reduce the distance between the stubs |
| C. | increase the length of the stubs |
| D. | reduce the length of the stubs |
| Answer» C. increase the length of the stubs | |
| 8. |
All load impedances can be matched to a transmission line using double stub matching. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 9. |
Impedance matching with a double stub tuner using a smith chart yields 2 solutions. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 10. |
Double stub tuners are fabricated in coaxial line are connected in shunt with the main co-axial line. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 11. |
In a double stub tuner circuit, the load is of _______ length from the first stub. |
| A. | fixed length |
| B. | arbitrary length |
| C. | depends on the load impedance to be matched |
| D. | depends on the characteristic impedance of the transmission line |
| Answer» C. depends on the load impedance to be matched | |
| 12. |
The major advantage of double stub tuning is: |
| A. | it uses 2 tuning stubs in fixed positions |
| B. | it involves 2 stubs |
| C. | length of the stub is variable |
| D. | none of the mentioned |
| Answer» B. it involves 2 stubs | |
| 13. |
The major disadvantage of single stub tuning is: |
| A. | it requires a variable length of line between the load and the stub |
| B. | it involves 2 variable parameters |
| C. | complex calculation |
| D. | none of the mentioned |
| Answer» B. it involves 2 variable parameters | |