EXAMPLE: What is the maximum length in km for a 3 phase T.L having copper conductor of 0.775 cm² crass section over which 200 KW at unity power factor and at 3300 V are to be delivered, the efficiency if T.L is 90%, take specific resistance as 1.725 µ2 cm

EXAMPLE: What is the maximum length in km for a 3 phase T.L having copper conductor of 0.775 cm² crass section over which 200 KW at unity power factor and at 3300 V are to be delivered, the efficiency if T.L is 90%, take specific resistance as 1.725 µ2 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

Related questions

Q: A 350 in. length of conductor is connected to a source of emf and carries a steady current of 25…

A: It is given that: Length=L=350Current=I= 25 AArea of cross-section=A=0.0063 sq.in.Time period=T=1…

Q: d) Show that the complex power consumed by two elements in parallel is the sum of the individual…

A: “Since you have asked multiple questions, we will solve the first question for you. If youwant any…

Q: Q3(a) In an overhead line, there are THREE units in the string of insulators having phase voltage of…

A: Given, in an overhead line there are three units in the string of insulators, having phase voltage…

Q: 2.4 For the circuit shown, a) Ifi, - 0.5 A and G = 50 mS, find v, and the power delivered by the…

A: A) From the given diagram Vg is given as

Q: A man has a body resistance of 600 N. How much current flows through his ungrounded body: (a) when…

A: The solution can be achieved as follows.

Q: In household wiring, usually 12-gauge copper wire (diameter 12 mm) is used. A light bulb is…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: What are the elements which contribute to the cost of the electricity? And discuss how the "load…

A: Electricity : flow of electric charge is known as electricity . Electricity used for commercial…

Q: It is found that the resistance of a coil of wire increases from 40 ohms at 15 degrees Celsius to 50…

Q: 1) Explain why power utilities impose an additional charge on the industrial consumers that operate…

Q: OR e) What is BILS? Explain their significance in power system studies.

A: BILS : BIL is stand for basic level insulation which is also known as lighting impulse voltage or…

Q: Two cities separated by 10,000 ft is connected by telephone wires whose thermal coefficient of…

Q: In your own words, define a. an ideal conductor; b. an ideal voltage source; c. an ideal current…

A: Ideal conductor : An ideal conductor has the greatest capacity to flow of electron it has zero…

Q: Discuss how can you avoid the reverse power flow from battery to PV module in night?

A: The explanation is as follows.

Q: Determine the resistance of a copper conductor with a diameter of 6mm and a length of 20m. The…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: Course: Electrical Engineering Subject: Electrical Apparatus Instructions: • Write the GIVEN with…

Q: For the current curve shown in the figure, given that al-2mC. The charge ait) at tBms is ) (A] 12 t…

A: The charge can be calculated as nothing but area under the current curve. Accordingly we follow…

Q: Answer the following points in detail and rigorously. Instead of resorting to formulas, develop from…

A: “Since you have asked multiple questions, we will solve the first question for you. If youwant any…

Q: Q7: A Photo-Voltaic system with a rated output of 5 KW at STC is to be installed at a site with a…

A: Given AT STC, Photo-Voltaic system output =5 kW insolation in June: 11 kWh/day insolation in…

Q: A 25 mm square cross-section bar of length 300 mm carries an axial compressive load of 50 kN.…

A: Given: Side of square, a=25 mm Length, L=300 mm Compressive load, P=50 kN E=200 GN/m2=200×103 N/mm2

Q: ng of 3 insulators and the ratio of Ce/C = 0.15, if the str 33 kv: nd the voltage distribution over…

A: Since you have asked a multiple question we will solve the first question for you, If you want any…

Q: Which component provides the potential for work? O Conductors O Load device O Protection device O…

A: POWER SOURCE: Power source is a component with the help of which electrical energy is transferred by…

Q: Q4: A: A string of 3 insulators and the ratio of Ce/C voltage of 33 kv: 1- Find the voltage…

A: CeC =0.15V=33KV3=19.052KV V2 =V1(1+K)K=0.15V2 =1.15 V1V3 =V11+3K+K2 =V11+3×0.15+0.152 =…

Q: Q4.Evaluate the Maximum power point and the efficiency of the module if the area of the Solar module…

A: Given: Voltage Vm=26.68 V Current Im=7.46 A Area A = 0.942m×2.0m=0.887 m2

Q: the resistivity of a conductor ranges in giga ohm Select the correct response: O True O False

Q: A single-phase energy meter having meter constant of 200 rev/kWh is operating on 230 V, 50 Hz supply…

A: Given: A single phase energy meter having, Meter constant, K=200 revkWh. Operating voltage, V=230 V.…

Q: What is the maximum length in km for a 3 phase T.L having copper conductor of 0.775 cm2 crass…

A: The solution can be achieved as follows.

Q: A 2-wire feeder carries a constant current of 250 A throughout the year. The portion of capital cost…

A: We have an 2-wire feeder which carries a constant current of 250 A throughout the year. We need to…

Q: Two cities separated by 10,000 ft is connected by telephone wires whose thermal coefficient of…

A: In this question, We need to determine the resistance R at the 25°C temperatures?

Q: what should be the magnitude of ZL in ohms for it to absorb maximum power? what should be the phase…

Q: Consider the phasor V=110 e-jx/3 Volts What is its real value in Volts? Provide a numerical answer;…

Q: Two cities separated by 10,000 ft is connected by telephone wires whose thermal coefficient of…

Q: Determine the resistance of a copper conductor with a diameter of 6mm and a length of 20m. The…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: A: A string of 3 insulators and the ratio of Ce/C = 0.15, if the string is connected to 3-0 line…

A: Given 3 insulators Ce/C = 0.15 V = 33000V3 =19050 V2 = V1(1+k)Ic=Ce/C = 0.15 V2=1.15V1 V3 =…

Q: A single-phase consumer who lives in San Francisco has an annual average monthly consumption of 430…

A: Given data: Power consumption per month: 43. kWh Full sunlight available per day: 3.96 hours Solar…

Q: you have several wires made from different Ohmic materials with different lengths different radii r,…

A: Resistance of a wire R=(resistivity×length of wire)/area of…

Q: What is meant by difference in potential? Show that it is possible for two or more emf's to exist…

A: What is meant by difference in potential ? Potential difference (i.e PD) is the amount of energy…

Q: QI/ DC chopper with inductive of 10mH, supplies a load of 220 V from 120 V de supply. If conducting…

A: Disclaimer: Since you have asked multipart questions, we will solve the first three subpart for…

Q: Q1. In which of the following cases, the Electrostatic Discharge (ESD) is more? Explain how the ESD…

A: Sometimes during cold, dry weather when we walk around and touch a car's door handle, a "zap" is…

Q: 7. The incremental fuel costs for two generating units A and B of a power plant are given by the…

A: (a) For economic loading the incremental fuel cost of the two generating units should be equal. Thus…

Q: 1. Why do we apply reduction factors in the design of electric equipment? Also, why do we increase…

A: Electrical equipment- In general electrical equipment is used to modify a electrical input to…

Q: Aluminum coil has a resistance of 8.216 ohms at 70-degree Celsius and 9.615 ohms at 130-degree…

Q: Show the derivation of the formula in transforming Delta (or Pi ) Network to Wye (or T) Network and…

Q: Choke C = 20µF r= 60 L= 125mH Supply Fluorescent 230V Tube RMS

A: When a current passes through a choke, Inductor opposes the sudden change in current and generates…

Q: Q3: An overhead transmission line conductor at river having two un same level towers, the height of…

Q: Calculate the capacitance of the remaining discs, (b) If the voltages of units one and two are 60%…

A: We have to calculate the capacitance of the remaining discs, and If the voltages of units one and…

Q: high-voltage powerline operates at 500 000 V-rms and carries an RMS current of 500 A. If the…

Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

EXAMPLE: What is the maximum length
in km for a 3 phase T.L having copper
conductor of 0.775 cm2 crass section over
which 200 KW at unity power factor and
at 3300 V are to be delivered, the
efficiency if T.L is 90%, take specific
resistance as 1.725 µN cm

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Introduction

VIEW

Solution

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Analysis of Single Phase and Three Phase System

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Answer the following points in detail and rigorously. Instead of resorting to formulas, develop from basic principles (laws of voltages and currents, definition of electrical power, properties of phasors, among others). f) Suppose you know P and Q for a two-terminal element. What is the power factor of this element? When would you be ahead and when would you be behind? g) Suppose you know the equivalent resistance R and the equivalent reactance X of a two-terminal passive network. What is the power factor of this network? When would you be ahead and when would you be behind?
Find the resultant Z of these three voltages and express it in the form Zm sin (ωt ± φ) using the data which contains three AC voltages.. Z1= 80 sin ωt volts Z2= 60 sin (ωt + π/2) volts; Z3= 100 sin (ωt – π/3) volts. Find an expression for the instantaneous value of the current flowing, which is in the same form using the condition below. When the found resultant voltage is applied to a circuit consisting of a capacitance of 17.3 Ω reactance and 10-Ω resistor connected in series
Find the resultant Z of these three voltages and express it in the form Zm sin (ωt ± φ) using the data which contains three AC voltages.. Z1= 80 sin ωt volts Z2= 60 sin (ωt + π/2) volts; Z3= 100 sin (ωt – π/3) volts. Find an expression for the instantaneous value of the current flowing, which is in the same form using the condition below. When the found resultant voltage is applied to a circuit consisting of a capacitance of 17.3 Ω reactance and 10-Ω resistor connected in series. Thanks.
. A system consists of two plants connected by a tie and a load is located at plant two. When 100MW are transmitted from plant one a loss of 10MW takes place on the T-line . Determine the generating schedule at both the plant and the power received by the load when λ for the system is GHC 25 per megawatt hour and the incremental fuel cost are given by the equation dF1dP1=0.031P1 + 17 GHC/ MWh ; dF2dP2=0.06P2 + 19 GHC/MWh
Please answer the following points in detail and rigorously. Instead ofresort to formulas, develop from basic principles (laws ofvoltages and currents, definition of electrical power, properties ofphasors, among others) a) Suppose that between the two terminals of an element there is a voltage v (t) and that through the terminal marked with a positive sign a current i (t). Show that if v (t) and i (t) are sinusoidal and are out of phase an angle θ, then the active power P which is consumed by this element is proportional to cosθ. b) How much is P for a pure inductor and how much for a capacitor pure? Does this make physical sense? c) When the power factor seen between two terminals is specified, Why is it necessary to indicate whether it is late or early? d) Show that the complex power consumed by two elements in parallel is the sum of the individual complex powers. After, repeat the procedure but for two elements in series. e) What meaning would you give to the P consumed by an…
If for example communication power is often normalized by assuming R to be a unity in Ohms, although R may be another value in actual circuit. If the actual value of the power is required, it is worked out by de-normalization of the normalized value. Use the above to determine the instantaneous power, given time interval to be (-4,4) and x = 2 + t2.
Discuss the significance of power factor in power distribution and how power factor correction can improve system efficiency.
A transmission line has an actual impedance of 18 ohms, compute for the per unit impedance of this line assume Vbase = 2400, Sbase = 100kVA power factor at unity p.f. round answer to 4 decimal places.
A run-of-river hydro-electric plant with pondage has the following data : Installed capacity = 10 MW ; Water head, H = 20 m Overall efficiency, η overall = 80% ; Load factor = 40% a. If discharge is 10 m3/sec, power devloped = 1962 kW b. If discharge is 1 m3/sec, power devloped = 1962/10 c. If discharge is 6 m3/sec, power devloped = 1962 × 6/10 Determine the river discharge in m3/sec required for the plant. If on a particular day, the river flow is 20 m3/sec, what load factor can the plant supply ?
A current source of i(t) = 10 sin(377t + 30◦) A is applied to a single-element load. The resulting voltage across the element is v(t) = −65 cos(377t + 120◦) V. What type of element is this? Calculate its value.
The line-to-neutral voltage at the terminals of the balanced threephase load in the circuit shown is 1200 V. At this voltage, the load is absorbing 500 kVA at 0.96 pf lag. 1. a) Using VAN as the reference, find Ina in polar form. 2. b) Calculate the complex power associated with the ideal threephase source. 3. c) Check that the total average power delivered equals the total average power absorbed. 4. d) Check that the total magnetizing reactive power delivered equals the total magnetizing reactive power absorbed.
2. Given a biomass fuel cell powerplant which has power capacity of 600 kW, and assume it generates at 83% of full power for 40 hours per week, 50 weeks per year. If the installation of the powerplant costs $10 million, and yearly operating costs are $100k, but it saves $400k per year in waste disposal costs, how many years before the powerplant pays back the installation cost? Use the average industrial electricity rate found at https://www.electricitylocal.com/states/california/oxnard/ (