3. A 2-wire d.c. distributor AB 500 metres long is fed from point A and is loaded as under : Distance from feeding point A (in metres) 100 300 400 500 Load (amperes) If the specific resistance of copper is 1-7 x 10 Qm, what must be the cross-section of each wire in ord that the voltage drop in the distributor shall not exceed 10 volts ? 20 40 40 50 [1-734 cm

3. A 2-wire d.c. distributor AB 500 metres long is fed from point A and is loaded as under : Distance from feeding point A (in metres) 100 300 400 500 Load (amperes) If the specific resistance of copper is 1-7 x 10 Qm, what must be the cross-section of each wire in ord that the voltage drop in the distributor shall not exceed 10 volts ? 20 40 40 50 [1-734 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

What is the main difference between a semiconductor and an insulator? a)An insulator contains no electrons in the valence band. b)An insulator has a much smaller band gap than a semiconductor. c)An insulator has a much larger band gap than a semiconductor. d)An insulator contains no electrons. Previous QuestionPreviousNext QuestionNext
TII 5.) A 5.5 mm2 THHN Cu Wire will have this ampacity if it is used at an ambient temperature of 36⁰C. A. 8.0 B. 14 C. 22 D. Either B or C
For number 12 question Final problem, you will need a test charge to move from one point to another point. Please consider the value of the test charge 15 mC 12. Determine the work needed to move a 13.3 mC charge from 1.2 mm to 0.41 cm.
A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its resistivity in u0-cm?
A series circuit is set up with an AA battery along with an mystery material and ammeter; however, there’s no current passing through. A.Insulator B.Conductor C.Semiconductor
18 21 What is added to a LAB to make it a GEL type? Silica to the flooded electrolyte Carbon to the cathode Silicone to the anode Petroleum to the electrolyte
4. With reference to the Paschen curve below, Breakdown voltage (V) 60 55 50 45 40 35 30 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 pd (cm-torr) If a discharge at p = 0.1 torr, d = 20 cm is to be initiated, what is the voltage required to cause a breakdown? What will be the breakdown voltage if p = 0.025 torr, d= 20 cm?
A cylindrical 00 AWG copper wire is coated with NEMA class B insulation. The normal operating temperature of the wire is 40°C. What is the maximum current the wire can carry for 1 second without exceeding the NEMA temperature rating?
What minimum value of series resistance is required when three 10-watt, 10-volt, 1000-mA zener diodes are connected in series to obtain a 30-volt regulated output from a 45 volt d.c. power source ? R w E₁-45 V Eo= 30 V ↓
Electrical Engineering Question
For the network shown in Figure B22 , assume E = 17V,Diode Di, D2 as Germanium R1=2KQ and R2=3K2. Calculate, i. Current I1, ii. Current ID2 ii. Voltage across resistor R2 R1 Di + E D2 I2 R, Figure B22
What minimum value of series resistance is required when three 10-watt, 10-volt, 1000-mA zener diodes are connected in series to obtain a 30-volt regulated output from a 45 volt d.c. power source ? R E₁-45 V Eo=30 V ļ O 30 ohm O 15 ohm O 35 ohm O 550hm