A uniform 2-wire d.c. distributor 650 meters long is loaded with 0.28 ampere/ meter and is fed at one end. If the maximum permissible voltage drop is not to exceed 25 V, find the resistance/meter and cross-sectional area of the distributor conductor. Take p = 17X 10-6 n cm. resistance/meter =- ohms/meter area of cross-section3 cm?

A uniform 2-wire d.c. distributor 650 meters long is loaded with 0.28 ampere/ meter and is fed at one end. If the maximum permissible voltage drop is not to exceed 25 V, find the resistance/meter and cross-sectional area of the distributor conductor. Take p = 17X 10-6 n cm. resistance/meter =- ohms/meter area of cross-section3 cm?

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

A 650 m, 2-wire d.c. distributor fed from one end is loaded uniformly at the rateof 1-6 A/metre. The resistance of each conductor is 0.0456 ohm per metre. Find the voltage necessary at feed point to maintain 240 V (i) at the far end (ii) at the mid-point of the distributor.
A uniform 2-wire d.c. distributor 500 meters long is loaded with 0.89 ampere/ meter and is fed at one end. If the maximum permissible voltage drop is not to exceed 33 V, find the resistance/meter and cross-sectional area of the distributor conductor. Take p = 1-7 X 10-6 2 cm. resistance/meter =, ohms/meter area of cross-section= cm?
B. Define ( resistance, reactance, impedance. rks rks
5. A 2-wire DC ring distributor is 375m long and is fed with 300V at point A. At point B, 200m from A, load of 150A is taken and at point C, 100m in the opposite direction, a load of 100A is taken. If the resistance per 100m of single conductor is 0.03, find: i. Current in each section of distributor ii. Voltage at points B and C iii. Point of minimum potential
A 2-wire D.C. Ring distributor is 300 m long and is fed at 240 V at point A. At point B, 150m from A, a load of 120A is taken and at C, 100m in the opposite direction, a load of 80A is taken. If the resistance per 100m of single conductor is 0.03 Q, Find the voltages at all loading points and find the power dissipated in the distributor. Clearly draw the distributor, show all currents and loading points. BIEE Paragraph
A DC distributor cable is 1,000 m long and is loaded under: Distance from the feeding point “A” in meters. 250m 750m 1000m Load in amperes 100A 200A 300A The resistance of each conductor is 0.025 ohm/km.. Find the voltage at each load point if the voltage at the feeding point A is maintained at 250V.
1. A 2-wire d.c. distributor A B is fed at both ends at the same voltage of 230 V. The length of the distributor is 500 metres and the loads are tapped off from the end A as shown below : Load : 100 A 60 A 40 A 100 A Distance : 50 m 150 m 250 m 400 m If the maximum voltage drop of 5:5 V is to be allowed, find the X-sectional area of each conductor and point of minimum potential. Specific resistance of conductor material may be taken as 1-73 × 10 2m. [1-06 cm ; 250 m from A],
5. What is the resistance of a copper bus-bar with the dimensions shown figure below.
A 2-wire d.c. ring distributor is 300 m long and is fed at 24Q V at point A. At point B, 150 m from A, a load of 120 A is takeh and at C, 100 m in the opposite direction, a load of80 A is taken. If the resistance per 100 m of single conductor is 0-03 Q, find :(i) current in each section of distributor(ii) voltage at points B and C * 150 m 20 A 240 V 100 m 200 80 A OAA480A, 40,120, VB=200V, VC= 300 IA-86.67, 33.33, 113.33, VB=232.2 N, VC=233.2 V Do one of the above answer
Problem A potentiometer is an instrument for measuring an unknown voltage in comparison to a standard voltage. In the potentiometer shown in Figure 1.0 a 16.0-m stretch of wire AB is connected to a 9.00-V battery. The resistance per unit length of the wire is 16.0 0/mm. The movable contact P is at point B. An ammeter (circle with A inside) is connected to point A. 16.0 m A B www Figure: 1.0 A V = 9.00 V
A 2 wire d.c. ring distributor is fed at A with 220 V. The various loads are 10A at B, 20A at C,30A at D and 10A at E. The resistances of the sections AB, BC, DC, DE and EA are 0.1 £2, 0.05 $2, 0.01 2, 0.025 2 and 0.075 respectively. Determine, a. Point of minimum potential b. Current in each section [Ans.: Point C, 29.04 A, 19.04 A, 0.96 A, 30.96 A and 40.96 A
1-Which type of power supply is required to power up a LVDT? does not matter AC no power supply required DC 2- In a flat-film strain gage having a rectangular cross section, if the thickness of the film is reduced by 20%, while all other parameters are kept constant, what is the ratio of the new resistance to the old resistance value?