* The system h(w)=(r.e^je )^m, has phase function equal to me O tan^-1(me) O tan(me) O none of the mentioned O
Q: The three conductors a 3 - phase overhead line are arranged in a horizontal plane, 4 meters apart.…
A: Solution: According to the given condition, the diagram is as follows:
Q: A three phase 60HZ, 85kV transmission line consisting of 3 conductors are placed at the comers of a…
A: As per Bartleby guidelines we are allowed to solve only three subparts, please ask the rest again.
Q: c. Inductances of the three phases of a transmission line are generally not equal. d. It is…
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A: For the given single phase transmission line we need to find a line Capacitance.
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Q: GMR of a bundled conductor for inductance calculations was found as 7.3 cm. A, B and C phases of a…
A: Given: A bundled conductor has GMR (Geometric mean radius), r'=7.3 cm A, B, and C phases of a…
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A: From the given figure, Distance between a'c and ab' Da'c=6.403 mDab'=5.38 mDba'=5.38 m
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Q: The three conductors of a three phase line are arranged at the corners of a triangle of sides 5 m,…
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Q: A Three-phase transposed line is composed of one conductor per phase with flat horizontal spacing of…
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Q: 3) Choose the correct answer with the explain: a) The maximum power transferred to the load is…
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Q: The three conductors of a three phase line are arranged at the corners of a triangle of sides 5 m,…
A: Given Data D12 = 5 m D23 = 13 m D31 = 9 m r = 3/2 cm
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A: The given tension is, T=1702 kg The weight of the conductor is, W=8.9 kg/m The sag is 5.1 m
Q: (a) Conductors of a 3-phase,60 Hz transmission line are arranged at the corners of a triangle of…
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A: Given data: XL=25 ΩZ0=50 ΩΓ=0.5
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Q: A three phase 60HZ, 85kV transmission line consisting of 3 conductors are placed at the comers of a…
A: As per the guidelines of Bartleby we supposed to answer first three subparts of the question for…
Q: B3
A:
Q: Single-Phase Line has two parallel conductors 3 meters apart. The diameter of each conductor is 1.5…
A:
Q: The distance between conductors of a single-phase line is 3 m. Each conductor is composed of five…
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Q: A three phase 60Hz, 60kV transmission line consisting of 3 conductors are placed at the corners of a…
A: As per Bartleby guidelines we are allowed to solve only three subparts, please ask the rest again.
Q: A single circuit three phase 50 Hz, 40 km transmission line consists of three conductors arranged in…
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A: Triangle side 9m 15m 9m Diameter D= 4cm Radius R= 2cm=0.02m
Q: Three Conductors of a 3-phase line are arranged at the corners of a triangle of sides A=2 m, B=2 m,…
A:
Q: Find the inductance/phase/km of a three-phase transmission line using 1.5 cm diameter conductors…
A: We can use all the derived formulas for Inductance of transmission line for 3phase conductor
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A:
Q: TUTORIAL PROBLEMS 1. A single phase transmission line has two parallel conductors 1-5 metres apart,…
A: Since you posted the multiple questions, so I am solving 1st questions for you
Q: A three phase 60HZ, 85kV transmission line consisting of 3 conductors are placed at the comers of a…
A:
Q: A Three-phase transposed line is composed of one conductor per phase with flat horizontal spacing of…
A:
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- GMR of a bundled conductor for inductance calculations was found as 7 cm. A, B and C phases of a transposed transmission line have a horizontally flat arrangement with D = 10.8 m between the centre points of the three phases. Find inductance per phase per km of length. Express your answer in mH/km and leave 3 digits after decimal pointA 3-phase line has conductors 2 cm in diameter spaced equilaterally 1 m apart. If the dielectric strength of air is 30 kV (max) per cm, find the disruptive critical voltage for the line. Take air density factor δ = 0.952 and irregularity factor m = 0.9.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.
- a) A lightning strikes a 30-m unshielded over-head transmission line tower which has the following parameters: Surge impedance of the tower = 100 12 Surge impedance of lightning channel at tower top = 500 12 Tower-footing resistance = 10 12 Tower height = 30 m Cross-arm height = 27 m The lightning strike current is assumed to be a constant 30 kA for a duration of 20 us. The traveling wave propagation speed in the tower is 1.2 x 108 m/s. i) Determine the voltage reflection coefficients at tower top and tower foot. (ii) Determine the time of travel from tower top to tower foot. (iii) Determine the time of travel from cross arm to tower foot. (iv) Draw the voltage lattice diagram with proper labels of the time. (v) Ignoring the phase voltage, determine the insulator voltage after 2 us. The insulator voltage approaches a constant value after 2 us. If the basic impulse insulation level (BIL) of the insulator for phase conductor is 150 kV, evaluate the condition of the insulator and conclude…GMR of a bundled conductor for inductance calculations was found as 7.3 cm. A, B and C phases of a transposed transmission line have a horizontally flat arrangement with D = 10 m between the centre points of the three phases. Find capacitance per phase per km of length. Express your answer in nF/kmthe three conductors of a three-phase line are arranged at the corners of a triangle of sides 1.5 m, 2 m, and 2 m. calculate the inductance perm of the line when the conductors are regularly transposed. the radius of each conductor is 0.4 cm.
- A 3-phase transposed line has conductors of diameter 2 cm and spaced at distance of 3.65, 5.5and 8.2 m between the centres. Calculate the inductance per phase per km of line length.[1.31 mh]3-phase line has conductors 4 cm in diameter spaced equilaterally 2 m apart. If the dielectric strength of air is 29 kV (max) per cm, find the disruptive critical voltage for the line. Take air density factor =0.952 and irregularity factor mo = 0.9.(a) Conductors of a 3-phase line are arranged at the corners of a triangle of sides 15, 5, and 18 meters. The diameter of each line conductor is 2 cm. Calculate the Inductance per phase per km (L1) for this arrangement. Calculate Inductance per phase per km(L2) if the spacing between the conductors are reduced to quarter
- find the inductance per km of a three-phase transmission line using 0.2 cm diameter conductors when these are placed at the corners of an equilateral triangle of each side 1 m.The three conductors of a three-phase line are arranged at the corners of a triangle of sides 7 m, 15 m, and 9 m. The diameter of each line conductor is 5 cm. Calculate(i) Inductance per phase per km in mH Inductance per phase per km in mHA 3-phase, 420 kV transmission line consists of 1·5 cm radius conductor spaced 2 meters apart in equilateral triangular formation. If the dielectric strength of air is 30 kV (max) per cm and corona loss per km of the line is 146.91kW/phase. Take air density factor ∂= 0·952 Estimate: i. irregularity factor ii. comment on type of conductors