RadioQTH Lookup

Extra Exam

Question: E9F12

Question: What impedance does a 1/4-wavelength transmission line present to an RF generator when the line is open at the far end?

1. The same as the characteristic impedance of the line
2. The same as the input impedance to the generator
3. Very high impedance
4. Very low impedance

Correct Answer: D

For more questions that might appear on an Amateur Radio license examination, click on the "practice exams" link on the left panel.