### E9F01:

What is the velocity factor of a transmission line?

### E9F02:

Which of the following has the biggest effect on the velocity factor of a transmission line?

### E9F03:

Why is the physical length of a coaxial cable transmission line shorter than its electrical length?

### E9F04:

What impedance does a 1/2-wavelength transmission line present to a generator when the line is shorted at the far end?

### E9F05:

What is the approximate physical length of a solid polyethylene dielectric coaxial transmission line that is electrically 1/4 wavelength long at 14.1 MHz?

### E9F06:

What is the approximate physical length of an air-insulated, parallel conductor transmission line that is electrically 1/2 wavelength long at 14.10 MHz?

### E9F07:

How does ladder line compare to small-diameter coaxial cable such as RG-58 at 50 MHz?

### E9F08:

Which of the following is a significant difference between foam dielectric coaxial cable and solid dielectric cable, assuming all other parameters are the same?

### E9F09:

What is the approximate physical length of a foam polyethylene dielectric coaxial transmission line that is electrically 1/4 wavelength long at 7.2 MHz?

### E9F10:

What impedance does a 1/8-wavelength transmission line present to a generator when the line is shorted at the far end?

### E9F11:

What impedance does a 1/8-wavelength transmission line present to a generator when the line is open at the far end?

### E9F12:

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

### E9F13:

What impedance does a 1/4-wavelength transmission line present to a generator when the line is shorted at the far end?