POWER SYS. ANALYSIS+DESIGN
POWER SYS. ANALYSIS+DESIGN
6th Edition
ISBN: 9780357700907
Author: Glover
Publisher: INTER CENG
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Chapter 4, Problem 4.20MCQ
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Whether the given statement is true or false.

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Pick up the correct answer It must be accurate 2. the minimum phase-neutral voltage at which corona occurs is A. Visual critical voltage B. Receiving voltage C. String voltage D. Critical disruptive voltage. 3. If the length of a transmission line increases, its inductance is A. Increases B. Decreases C. Constant 4. Photo cells are connected in parallel in order to A. Increase voltage rating D. None of them B. Increase current rating C. Increase life cells. D. All of the them 6. Best diversity factor will be at: B. More D. diversity factor >1 than sending voltage A. diversity factor <1 B. diversity factor = 1 C. diversity factor = zero 7. When the voltage regulation is positive, then receiving voltage is A. Less C. Equal D. None of the them 8. Fill factor of solar cell using the data: Pmax= 10 w, Voc= 5 V, Isc= 1 A A.5 9. The string efficiency can be reduced by using: B. 2 C. 1 D. 10 A. Guard ring B. Equal insulator voltage C. less cross arm D. None of them 10. If the spacing between…
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Pick up the correct answer along with evde ce for explanation 2. Taking into account cost, most of the high-voltage transmission lines are A. Underground. B. Overhead C. Either of the above D. None of the aber 3. If the maximum load is equal to plant capacity. The plant capacity factor is: A. 1 B. zero C. >1 D. <1 5. Sum of continuous ratings of all the equipment connected to electric power system is defined as: A. Maximum demand B. Connected load 6. Cables have more effective in B. Capacitance C. Daily average load than over head transmission lines C. Resistance D. Load variation D. All of the abov 100% A. Inductance 7. By which of the following methods string efficiency can be equal A. Using a guard ring B. Equal insulator voltage C. Using long cross arm D. Non of them -10. If the spacing between the conductors is decrease, the inductance of the line will be: A. Increase B. decreases C. Not effected D. Non of them 12. If the length of a transmission line increases, its inductance is…

Chapter 4 Solutions

POWER SYS. ANALYSIS+DESIGN

Ch. 4 - Prob. 4.11MCQCh. 4 - Prob. 4.12MCQCh. 4 - For a single-phase, two-wire line consisting of...Ch. 4 - For a three-phase three-wire line consisting of...Ch. 4 - For a balanced three-phase positive-sequence...Ch. 4 - A stranded conductor is an example of a composite...Ch. 4 - lnAk=lnAk True FalseCh. 4 - Prob. 4.18MCQCh. 4 - Expand 6k=13m=12Dkm.Ch. 4 - Prob. 4.20MCQCh. 4 - For a single-phase two-conductor line with...Ch. 4 - In a three-phase line, in order to avoid unequal...Ch. 4 - For a completely transposed three-phase line...Ch. 4 - Prob. 4.24MCQCh. 4 - Does bundling reduce the series reactance of the...Ch. 4 - Does r=e14r=0.788r, which comes in calculation of...Ch. 4 - In terms of line-to-line capacitance, the...Ch. 4 - For either single-phase two-wire line or balanced...Ch. 4 - Prob. 4.29MCQCh. 4 - Prob. 4.30MCQCh. 4 - Prob. 4.31MCQCh. 4 - Prob. 4.32MCQCh. 4 - Prob. 4.33MCQCh. 4 - Prob. 4.34MCQCh. 4 - The affect of the earth plane is to slightly...Ch. 4 - When the electric field strength at a conductor...Ch. 4 - Prob. 4.37MCQCh. 4 - Prob. 4.38MCQCh. 4 - Considering two parallel three-phase circuits that...Ch. 4 - The Aluminum Electrical Conductor Handbook lists a...Ch. 4 - The temperature dependence of resistance is also...Ch. 4 - A transmission-line cable with a length of 2 km...Ch. 4 - One thousand circular mils or 1 kcmil is sometimes...Ch. 4 - A 60-Hz, 765-kV, three-phase overhead transmission...Ch. 4 - A three-phase overhead transmission line is...Ch. 4 - If the per-phase line loss in a 70-km-long...Ch. 4 - A 60-Hz, single-phase two-wire overhead line has...Ch. 4 - Prob. 4.9PCh. 4 - A 60-Hz, three-phase three-wire overhead line has...Ch. 4 - Prob. 4.11PCh. 4 - Find the inductive reactance per mile of a...Ch. 4 - A single-phase overhead transmission line consists...Ch. 4 - Prob. 4.14PCh. 4 - Find the GMR of a stranded conductor consisting of...Ch. 4 - Prob. 4.16PCh. 4 - Determine the GMR of each of the unconventional...Ch. 4 - A 230-kV, 60-Hz, three-phase completely transposed...Ch. 4 - Prob. 4.19PCh. 4 - Calculate the inductive reactance in /km of a...Ch. 4 - Rework Problem 4.20 if the bundled line has (a)...Ch. 4 - Prob. 4.22PCh. 4 - Prob. 4.23PCh. 4 - Prob. 4.24PCh. 4 - For the overhead line of configuration shown in...Ch. 4 - Prob. 4.26PCh. 4 - Figure 4.34 shows double-circuit conductors'...Ch. 4 - For the case of double-circuit, bundle-conductor...Ch. 4 - Prob. 4.29PCh. 4 - Figure 4.37 shows the conductor configuration of a...Ch. 4 - Prob. 4.32PCh. 4 - Prob. 4.33PCh. 4 - Prob. 4.34PCh. 4 - Prob. 4.35PCh. 4 - Prob. 4.36PCh. 4 - Prob. 4.38PCh. 4 - Calculate the capacitance-to-neutral in F/m and...Ch. 4 - Prob. 4.40PCh. 4 - Prob. 4.41PCh. 4 - Prob. 4.42PCh. 4 - Three ACSR Drake conductors are used for a...Ch. 4 - Consider the line of Problem 4.25. Calculate the...Ch. 4 - Prob. 4.45PCh. 4 - Prob. 4.46PCh. 4 - Prob. 4.47PCh. 4 - The capacitance of a single-circuit, three-phase...Ch. 4 - Prob. 4.49PCh. 4 - Prob. 4.50PCh. 4 - Prob. 4.51PCh. 4 - Approximately how many physical transmission...Ch. 4 - Prob. BCSQCh. 4 - Prob. CCSQCh. 4 - Prob. DCSQ
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