23 3-67.   When a transmission line is terminated in an inductive reactance, which, if any, of the following phase shifts takes place with respect to the current and voltage? 1.  Only voltage is phase-shifted 2.  Only current is phase-shifted 3.  Both voltage and current are phase- shifted 4.  None 3-68.   When a transmission line is terminated in a resistance greater than Z₀, which of the following conditions exist? 1.  The end of the line appears as an open circuit 2.  Standing waves appear on the line 3.  Voltage is maximum and current is minimum at the end of the line 4.  Each of the above 3-69.   On a transmission line, reflections begin at which of the following locations? 1.  At the load 2.  At the source 3.  At the middle 4.  At the half-wavelength point 3-70.   The ratio of maximum voltage to minimum voltage on a transmission line is referred to as the 1.  rswr 2.  pswr 3.  vswr 4.  iswr 3-71.   Which of the following ratios samples the magnetic field along a line? 1.  Vswr 2.  Pswr 3.  Iswr 4.  Rswr