4. If the spacing between the conductors of the transmission line is made to be large compared to their diameters. The corona effect will be: a. Not change b. decrease d. will be very high e. Non of them c. Increase 5. The critical disruptive voltage of corona is a. the maximum phase-neutral voltage at which corona occurs. b. the minimum phase-neutral voltage at which corona occurs. c. the maximum phase-neutral voltage at which corona dissappear. d. the minimum line-line voltage at which corona dissappear. e. Non of them. 6. A wind turbine travels with the speed is 20 m/s and area swept by windmill is 160 m², If air density = 1.5 Kg/m³ .The extracted power from turbine is a. 6.4 MW b. 3.2 kW c. 1920 kW d. 960 kW e. Non of them

4. If the spacing between the conductors of the transmission line is made to be large compared to their diameters. The corona effect will be: a. Not change b. decrease d. will be very high e. Non of them c. Increase 5. The critical disruptive voltage of corona is a. the maximum phase-neutral voltage at which corona occurs. b. the minimum phase-neutral voltage at which corona occurs. c. the maximum phase-neutral voltage at which corona dissappear. d. the minimum line-line voltage at which corona dissappear. e. Non of them. 6. A wind turbine travels with the speed is 20 m/s and area swept by windmill is 160 m², If air density = 1.5 Kg/m³ .The extracted power from turbine is a. 6.4 MW b. 3.2 kW c. 1920 kW d. 960 kW e. Non of them

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 4.37MCQ

See similar textbooks

Similar questions

q11/ Complete the blank Corona phenomenon is the................................of air surrounding the power conductor.
Due to line mismatch, a voltage standing wave ratio of 10 is calculated. The total volatge at the load is 5Vrms. What is the peak amplitude of the incident voltage at the load? Assume that the incident and reflected voltages are in phase at the point of reflection.
Define the return loss, reflection coefficient and if the return loss (R.L) for a load is 12dB. Calculate the reflection coefficient (I) and Voltage Standing Wave Ratio (VSWR).
Why the Capacitance effect is neglected in Short Transmission Line.
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
A three-phase 60-Hz transmission line has its conductors arranged in a triangular formationso that two of the distances between conductors are 25 ft. and the third distance is 42 ft.The conductors are ACSR Osprey. Determine the inductance and inductive reactance perphase per mile.
5. Two cascaded lossless transmission lines are terminated by Z₁-2502, as shown below.. a) Calculate the reflection coefficient and the standing wave ratio at the load, i.e., the CC' terminal. b) Determine the characteristic impedance of the quarter-wavelength transformer, Zol, to match the cascaded line to a 6492 generator. B A- A'. Zol 11= 2/4 B' Zo2=75 92 12=32/4 C C ZL=2592
9.24 A three-phase, 60-Hz transmission line is completely transposed. The separation distances between conductors are 7, 7, and 10 m. Each conductor has a diameter of 5 cm. The line-to-line voltage is 138 kV, and the length of the transmission line is 100 km. Determine the following: a. Capacitance per phase b. Total capacitive reactance per phase C. Charging current taken by the total capacitance of the transmission line
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 meter. Determine 1)The capacitance in uF/km without effect of ground 2)The capacitance in uF/km with effect of ground
g) Why the Capacitance effect is neglected in Short Transmission Line. h) Distinguish between Lumped or Distributed elements in a Transmission Line.
How does inductance impact the performance of a transmission line in terms of signal integrity and power losses?
ASAP PLS Calculate the capacitance of a conductor to neutral in a single-phase transmission line having two parallel conductors spaced 3 m apart. The diameter of each conductor is 1.2 cm.