A lossless vacuum-filled transmission line of characteristic impedance R. = 1000 is terminated by a purely resistive load RL. The transmission line is driven by a sinusoidal voltage generator at a frequency {. The voltage standing wave pattern is measured and it is found that (i) the voltage standing wave ratio is S=2 ; (ii) there is a voltage maximum at the load; (i) as one moves away from the load, the first voltage minimum occurs at a distance of 0.1 meters from the load. A voltage minimum Occurs here Sinusoidal voltagez gene rator Ro Ru = 100S O.1m (a)What is the wavelength in meters? What is the frequency f in Hertz? (b)What is the load resistance R, ?

A lossless vacuum-filled transmission line of characteristic impedance R. = 1000 is terminated by a purely resistive load RL. The transmission line is driven by a sinusoidal voltage generator at a frequency {. The voltage standing wave pattern is measured and it is found that (i) the voltage standing wave ratio is S=2 ; (ii) there is a voltage maximum at the load; (i) as one moves away from the load, the first voltage minimum occurs at a distance of 0.1 meters from the load. A voltage minimum Occurs here Sinusoidal voltagez gene rator Ro Ru = 100S O.1m (a)What is the wavelength in meters? What is the frequency f in Hertz? (b)What is the load resistance R, ?

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.35MCQ: The affect of the earth plane is to slightly increase the capacitance, and as the line height...

See similar textbooks

Similar questions

A single-phase transmission line consisting of two conductors, the radius of each conductor is 0.4 cm, the distance between the conductors is three and half meters and the height above ground is eight 1-The capacitance in uF/km without effect of ground is 2-The capacitance in pF/km with effect of ground is
c) For a transmission line w/characteristic impedance Z0 = 50 W. At some point of the line, a forward wave has the voltage V+ = 10V and backward wave has the voltage V- = 4V. i) Currents of the forward wave and backward wave at that point. ii) Measured voltage and current at that point. d) A transmission line has the following properties: Length, L = 3 m. Characteristic impedance Z0 = 50 W. The load impedance ZL = 100 W. And phase constant b = p/3. Assume the forward voltage at z = 0 is VA =10ejp/4 At z = 3m, calculate: i) Forward voltage and forward current. ii) Backward voltage and backward current. iii) Measured (total) voltage and current across the load
The 50 ohm transmission line isterminated with an unknown load. The magnitude of the reflection coefficient is R=0.5.Thedistancebetween the voltage maximum and the load is0.15 lambda. What is the imaginary partof the load impedance?
4/ Which parameter is neglected or ignored in Short Transmission Lines? A. SHUNT CAPACITANCE ONLY B. SERIES CONDUCTANCE AND SHUNT CAPACITANCE C. SHUNT CONDUCTANCE AND SHUNT CAPACITANCE D. SHUNT CONDUCTANCE ONLY
b. Determine what is the necessary length and characteristic impedance of a cable to be used as a quarter-wave matching transformer so that it can eliminate the standing waves and subsequently provide a matched condition for a 180 O resistive load fed from a 45 0 transmission line. This condition is to exist for a frequency of 95 MHz. Given a velocity factor = 1.0.
Paragraph Styles The power factor must be close to in the transmission lines will be reduced To insure that losses D(Ctrl) -
6-A lossless T.L. has Zo = 100 N and is loaded by an unknown impedance Its VSWR is 4 and the first voltage maximum is A/8 from the load . Find the load impedance .
The VSWR on an 50-Ohm transmission line is 5. The distance between successive voltageminima is 80 cm while the distance from the load to the first minimum is 30 cm. What are thereflection coefficient and load impedance
Why the Capacitance effect is neglected in Short Transmission Line.
The corona loss on a particular ac system of frequency 60 Hz is 2 kW/phase per km. The corona loss on the same system in case of DC transmission will be.
The effect of the Shunt Capacitance is negligible only if the length of the Transmission Line does not exceed how many kilometers? A. 240 kms B. 120 km C. 300 km D. 80 kms
Give example problems for impedances and admittance.