MCQOPTIONS
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MCQOPTIONS
| 1. |
A lossless transmission line with characteristic impedance Z0 = 50 ohm is 30 m long and operates at 2 MHz. The line is shorted at the load, if the phase velocity = 0.6 times the velocity of light, the input impedance of the line is |
| A. | 75∠90° ohm |
| B. | 153.85∠ 90° |
| C. | \(\frac{{100}}{{\sqrt 2 }}\angle 180^\circ \;ohm\) |
| D. | \(\frac{{75}}{{\sqrt 2 }}\angle 270^\circ \;ohm\) |
| Answer» C. \(\frac{{100}}{{\sqrt 2 }}\angle 180^\circ \;ohm\) | |