The diagram below (not to scale) shows a symmetrical arrangement of conductors in a 700m long 3-phase distribution line on a factory site. The individual conductors have a radius of 25mm and are arranged at the corners of an equilateral triangle with a distance between conducto r centers (labelled D in the diagram) of 600mm. The line is located in air which has a permittivity of 8.85-10-12 F/m. Which of the following corresponds to the capacitance of one phase to neutral for this 700m long section of line? D D D OA2.44 x 10-8 F OB. 1.75 x 10-11 F OC.1.22 x 10-8 F OD. 1.97μF

The diagram below (not to scale) shows a symmetrical arrangement of conductors in a 700m long 3-phase distribution line on a factory site. The individual conductors have a radius of 25mm and are arranged at the corners of an equilateral triangle with a distance between conducto r centers (labelled D in the diagram) of 600mm. The line is located in air which has a permittivity of 8.85-10-12 F/m. Which of the following corresponds to the capacitance of one phase to neutral for this 700m long section of line? D D D OA2.44 x 10-8 F OB. 1.75 x 10-11 F OC.1.22 x 10-8 F OD. 1.97μF

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

Do All the subpart of given question.. A 765kV circuit has flat horizontal spacing of 10ft between phases, 4 conductors perbundle, and each bundle is arranged in a square of 1.0 ft on a side. The conductor has adiameter of 1.2 inches.a. Calculate the geometric mean distance between phases. Give units.b. Calculate the geometric mean radius of a single conductor. Give unitsc. Calculate the geometric mean radius of a bundle. Give units.d. Calculate the per-phase inductance of the circuit. Give units.e. Calculate the capacitive geometric mean radius of a bundle. Give units.f. Calculate the per-phase capacitance of the circuit. Give units.
Subject - Design electrical circuits for single-phase AC networks Question - Compare the effect of varying resistance, capacitance and inductance in parallel and series AC circuits on voltage, resistance and impedance
A three phase transposed line has a flat horizontal conductor configuration as shown in the figure. The conductors have a diameter of 3.4 cm and a GMR of 1.35 cm. Find the inductance and capacitance per phase per kilometer of the line. -D =1.2 m -D = 1.2 m · -2D = 2.4 m-
Three Conductors of a 3-phase line are arranged at the corners of a triangle of sides A=2 m, B=3 m, and C=4 m. The diameter of each line conductor is 1.35 cm. a) Calculate the Capacitance per phase per km (C1) in nanofarad for this arrangement. b) Calculate capacitance per phase per km(C2) in nanofarad if the conductor if the spacing is doubled. c) Calculate the Ratio of C2 with respect to C1.
A three phase, 11 KV, underground cable system, consider a single core of conductor radius 0.5 cm diameter and lead sheath of 1.25 cm. The core and lead sheath have been separated by two intersheaths with radius 0.75 cm and 1 cm. Draw the cable core, dielectric and intersheath layers showing the thickness of each layer, then determine the voltages on the both intersheaths. Suppose the maximum stress on the layers are the same.
In a 10 km long three phase line the diameter of the conductor is 25 mm hence the conductors are symmetrically arranged with a space of 2 m.So find the capacitance per phase.
Subject - Design electrical circuits for single phase AC networks Question - Compare the effect of varying resistance, capacitance and inductance in a pararllel and series AC circuits on voltage resistance and impedance.
Three conductors of a 3-phase overhead line are arranged in a horizontal plane in the order a-b-c, distance between a and b is 12 m, b and c is spaced 12 m apart. The diameter of each line conductor is 2 cm. Calculate the Capacitance per phase per km (C1) for this arrangement. Calculate Capacitance per phase per km(C2) if the spacing between the conductors are reduced by 1/4th of the given spacing. Capacitance in per Phase per Km for Arrangement 1 (C1) Capacitance in per phase per km for Arrangement 2 (C2)
1. A Single-phase, two-wire overhead line has solid cylindrical copper conductors with 2.4 cm diameter. The conductors are arranged in a horizontal configuration with 3 m spacing. Calculate the inductance of each conductor due to both internal and external flux linkages in mH/km. (
Electrical Engineering A 240V single phase circuit is run in conduit in 2 core 70°C PVC/PVC cable having live a) conductor of 2.5 mm (leperating is approximately 20A) and protection conductor cable (cpc) of 1.5 mm If the circuit is protected by 30 HRC fuse, with circuit length of 55 m, and Zg is 0.8 0 EVALUATE whether the initial cip.c. size provided is adequate. Given 2 core PVC/PVC bunched cable impedance is (R +R2) 26.9 m2/m and k -115.
Calculate the inductance per phase per meter for a three- phase double-circuit line whose phase conductors have a radius of 4.1 cm with the horizontal conductor arrangement as shown in Figure below A B A' C' B' 6m -6m 7 m 6m- 6m
Three Conductors of a 3-phase line are arranged at the corners of a triangle of sides 20, 10, and 18 meters. The diameter of each line conductor is 1 cm. Calculate the Capacitance per phase per km (C1) for this arrangement. Calculate Capacitance per phase per km(C2) if the spacing between the conductors are reduced by 1/4th of given spacing. NOTE -- an Capacitance inuF per Phase per Km for Arrangement 1 (C1) Capacitance in µF per phase per km for Arrangement 2 (C2)