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Q: In the circuit below, assume the op amp is ideal. Find the equivalent resistance, Reg. seen by the…
A: Apply KCL at non inverting terminal to find input and output relation. Now apply KCL at another…
Q: The switch in the circuit in below has been closed for a long time, and it is opened at t=0. Find…
A: Circuit diagram is given as, Before t is less than 0 switch is closed so the capacitor will be ins…
Q: A single phase transformer
A: Transformer- A device that transfers the electrical energy between two electrical circuits which are…
Q: 15 VGs = 10V PULSE DURATION = 80µs DUTY CYCLE = 0.5% MAX %3D 12 VGs = 6.0V VGs = 5.5V %3D VGs = 5.0V…
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Q: synchronous generator runs at 250 rpm and generates at 50-Hz. There are 216 slots, each containing 5…
A: In this question we will find emf induced in each phase of alternator and terminal voltage...
Q: A)-A 3-phase 400KVA, 11000/416 transformer is delta-connected on the primary and star connected on…
A: Given data: 3ϕ, 400 kVA, 11000/416 V Power factor PF=0.8 Iron loss=990 wattTurn ratio is given…
Q: Define the term co channel interference , and show when it Occurs
A: Co-channel Interference: Co-channel interference is interference caused by the repeated use of the…
Q: A string of 3 insulators has self-capacitance equal to 4 times the pin-to-earth capacitance.…
A: Given a string of 3 insulator has, Self capacitance is 4 times of the pin to earth capacitance. The…
Q: 8. Junction 9. Loop 10. Circuit
A: 8. Junction : Junction in an electrical circuit is the point where a number of conductors or may be…
Q: lou 39 boX Bo -6422 l 180 Res 2--X390 -182.22 t00 390 1o 1. TB 39 Rth= RitRé 64.2+132.2 696-4 R sing…
A: We need to find thevenin equivalent circuit .
Q: Sheet No.2 Q1:- find the emitter, base and collector currents and voltages. Use B=30. +9V L1 kn +3 V…
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Q: .16.1 For the RLC circuit shown in the image below, assume the circuit has long eached steady state,…
A: We need to find rate of change of inductor current at initial time .
Q: A- A charged particle causes an electric flux of -750 N.m²/C to pass through a spherical Gaussian…
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Q: A 4.6-volt input to a long transmission line decreases to 4.4 volts at the other end. Find the…
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Q: Q2) For the network in fig. below a. Calculate Vc, ic, and VR, at 0.5 s and 1 s after the switch…
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Q: Q) Use Thaum's theoren te fad I in the nelwoork Shown belou? I. A. 452 202
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Q: The full load copper loss and iron loss of a transformer are 6400 W and 5000 W respectively the…
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Q: 10. The specifications of a rectifier supplied by an asymmetric voltage as showr in Fig. 2.76 are…
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Q: (5 – j6) – (2 + j8) (a) (-3 + j4)(5 – j) + (4 – j6) (240/75° + 160/–30°)(60 – j80) (b) · (67 +…
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Q: 1. An alternating voltage is given by i = 30 sin (200nt + a/3) volts. Find (a) the amplitude, (b)…
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Q: Choose the correct statement: a. The pitch period for male speakers is sh A b. The pitch period for…
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Q: Design a basic wide-band, RC band stop filter with a lower cut-off frequency of 200HZ and a higher…
A: We need to find resistance value for both filter and centre frequency and bandwidth for given system…
Q: is: The Fourier Series of the load (output) voltage waveform of a certain rectifier supplying a pure…
A: We need to find out ripple factor for given signal .
Q: Two voltages vl and v2 appear in series so that their sum is v=v1+v2. If v1 10sin (69t + 70° )V and…
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Q: Consider the n-input logic gate shown below that operate with the following voltage thresholds: Vol…
A: A logic gate is a model of a digital electronic device, it can any number of inputs but can have…
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Q: Given: IDSS=8mA , VP =-4V Calculate ID in mA when;
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Q: V.(s) Find the transfer function G(s) = of the OP-AMP circuit shown below. V.(s) 200 k2 2 µF 400 kQ…
A: We need to find out transfer function for given circuit.
Q: Compare the frequency of the output voltage of both the half – wave and full- wave rectifiers with…
A: We need to find out output frequency of both rectifier .
Q: (b) Consider the block diagram shown in Figure 2. Define the form of connection for subsystems A and…
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Q: Find the total resistance at the A-B terminas in the flowing cetri áram 6 k2 4 k2 12 k2 A
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Q: Vcc= 20 V 56 k2 B-200 8.2 k2 2 ko
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Q: single-phase diode bridge is supplied at 120 V. D oltage for firing delay angles of 30°, assuming ea…
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Q: Q2: Which of the following is suitable for implementation in a read-only memory? A) Variables that a…
A: ROM: It stands for read only memory. It is the primary memory of the computer. It is a storage…
Q: 4. How to use the PLL circuit and the logic circuit to comprise a doubler frequency circuit?
A: PLL circuit : PLL circuit is known as phase locked loop circuit it is an electronic circuit which is…
Q: garden is rectangular being 22 m wide and 45 m long. How long is a line drawn from one corner to the…
A: Given, A rectangular garden having, Width, W=22 m Length, L=45 m
Q: Case 01: Suppose, A company is requested you to build up an air conditioner with the help of below…
A: Given circuit is shown below. a. Name of the motor shown in above circuit is permanent split…
Q: 2. Find derivation of formula and solved example for the following circuit. Voltage Comparator…
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Q: by a buck de converter (chopper). duty cycle of this dc/de converter is 0.7, determine the…
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Q: based on number 3 answer, what is the internally generated torque of the armature in N-m? (Answer in…
A: The internal torque generated in the armature is given by Td=PZ2πA·ϕ·Ia N-m.
Q: State the values of the capacitor using the following IEC code: a) b) c) d) e) 504M2 6R8F 103M 472J…
A: The IEC code is used for SMD capacitors and vendors for a standard code scheme to identify the…
Q: please draw in paper The band stop filter block diagram
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Q: 6422 Res 2--X390 -82.22 200+390
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Q: Problem 4 Let a filter circuit be described by the following exponential weighted moving average…
A: The solution is given below
Q: Design a basic wide-band, RC band stop filter with a lower cut-off frequency of 200HZ and a higher…
A: The solution is given below
Q: 8- A 1-phase transformer, 15 kVA, 660/250V, 50HZ, Regi= 2.7879N and Xeg1 = 5.57579 the secondary…
A: Solution- Up regulation =VNL-VFLVFL VNL = No load voltage VFL = Full load voltage Transformer…
Q: Two transformers are to be operated in parallel such that they share the load in proportion to their…
A: Given, Two transformers are to be operated in parallel such that they share the load as, KVA rating…
Q: A four-pole, three phase, 50Hz, star connected AC generator has 24 stator slots. There are 6…
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Q: Transition table: Present state Next state Output (Q, 02) (z) Input state(**2) 00 Input state (xx2)…
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Q: 10 22 0.5Q 10Ω 20 Q 10V ЗА 2A 15V Source Source Sink Source 30 12
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- 1. Following are types of Transmission Lines EXCEPT A. Medium Line B. Long Line C. Capavitive Line D. Short Line 2. What is the theory used to express the voltage and current relations? A. Per-Phase B. Equavalent Transmission Line Model C. Two Ports Network 3. A 300km transmission line is considered as A. Long Line B. Medium Line C. Short Line 4. For a short transmission line, values for element A B C and D are A. A=1, B=0, C=Z, D=1 B. A=1, B=Z, C=0, D=1 C. A=0, B=Z, C=1, D=1Yapıştır do Res Kopyala Pano Sec Yeniden boyutlandır Döndür Resim A QFırçalar Araçlar DOOOD Şekiller a) Base Impedance. b) The Receiving end current in per unit. c) ABCD parameters in per unit. d) The sending end voltage in per unit. Doldur- Boyut 1. 2. Renk Renk A three-phase transmission line is characterized by the following parameters: length of 400 km, voltage rating of 500 kV at a frequency of 60 Hz, and a nominal power of 900 MVA. The line exhibits a series impedance of 0.2 +2.5j Q2/km and a shunt admittance of 4.4 x 10-6 S/km. When operating at full load, delivering 800 MW at unity power factor and a voltage of 475 kV, determine the following parameters using per unit quantities: Hint: use the nominal V and S as base values. e) The sending end current in per unit. f) The theoretical maximum power at the receiving end in MW. g) Voltage Regulation.. Renkler + Renkleri Paint 3D düzen düzenle BRFigure 4.34 shows double-circuit conductors' relative positions in segment I of transposition of a completely transposed three-phase overhead transmission line. The inductance is given by L=2107lnGMDGMRH/m/phase Where GMD=(DABeqDBCeqDACeq)1/3 With mean distances defined by equivalent spacings DABeq=(D12D12D12D12)1/4DBCeq=(D23D23D23D13)1/4DACeq=(D13D13D13)1/4 And GMR=[ (GMR)A(GMR)B(GMR)C ]1/3 with phase GMRs defined by (GMR)A=[ rD11 ]1/2;(GMR)B=[ rD22 ]1/2;(GMR)C=[ rD33 ]1/2 and r is the GMR of phase conductors. Now consider a 345-kV, three-phase, double-circuit line with phase-conductors GMR of 0.0588 ft and the horizontal conductor configuration shown in Figure 4.35. Determine the inductance per meter per phase in Henries (H). Calculate the inductance of just one circuit and then divide by 2 to obtain the inductance of the double circuit.
- The following parameters are based on a preliminary line design: per unitVS=1.0, VR=0.9 per unit, =5000km,Zc=320,=36.8. A three-phase power of 700 MW is to be transmitted to a substation located 315 km from the source of power. (a) Determine a nominal voltage level for the three-phase transmission line, based on the practical line-loadability equation. (b) For the voltage level obtained in part (a), determine the theoretical maximum power that can be transferred by the line.Transmission line conductance is usually neglected in power system studies. True FalseFor either single-phase two-wire line or balanced three-phase three-wire line with equal phase spacing D and with conductor radius r, the capacitance (line-to-neutral) in F/m is given by Can=.
- Three ACSR Drake conductors are used for a three-phase overhead transmission line operating at 60 Hz. The conductor configuration is in the form of an isosceles triangle with sides of 20, 20, and 38 ft. (a) Find the capacitance-to-neutral and capacitive reactance-to-neutral for each 1-mile length of line. (b) For a line length of 175 mi and a normal operating voltage of 220 kV, determine the capacitive reactance-to-neutral for the entire line length as well as the charging current per mile and total three-phase reactive power supplied by the line capacitance.i. Some reasons for adopting high transmission line voltages are to improve ------and the enhancement of. ii. The per phase power transmitted under surge impedance loading of a transmission line is given by: iii. Power transmission lines are limited in their power handling capability by the andPROBLEM 1: a. Find the Real Power, Reactive Power and power factor characteristics of the load. b. Show the real and reactive power flow on each line, complete and separate, THREE-PHASE. Indicate the efficiency of line 2. c. Find the load node regulation. Assume the generator terminal voltage is kept constant.
- 2- i. Answer the questions considering Turkish electricity system. Single phase voltage in residential customers: Three phase voltage in industrial facilities: Transmission line voltage levels: Frequency: Total installed capacity of Turkey in March 2021: Total length of transmission line of Turkey in 202o: volt volt kv, kV, kV, kV Hz MW km ii. What can be the disadvantages if we see 15 volts on the neutral wire? ili. What happens if we have no ground wire in our houses? Iv. What is the difference between installed power and demand power?Problem: A three phase transmission line is being supported by 3 disc insulators. The potential across top unit (near the tower) and middle unit are 8 kV and 11 kV respectively. Determine; i) ratio of capacitance between pin and earth to self capacitance of each unit, ii) the line valtage and iii) string efficiency.Problem. Problem 1. A 280-km, 380-kV, 50-Hz three-phase line has resistance of 0.06 Ohm/km, radius of each conductor of 18.7 mm. At full load, this line delivers 250 MW at 0.95 p.f. lagging and at 350 kV. Using nominal T circuit, find: 7.5 m 4 m 9.0 m 4 m Oa'- a) Inductance per km of the system.] b) Capacitance per km with respect to neutral. c) Find the values of ABCD matrices of the system. d) The sending-end voltage and current. e) Find values for a) and b) in per-unit values. f) Find the overall voltage drop over the transmission distance of the system. 5 g) Calculate efficiency of the line from the sender to the receiver ends. h) Plot power triangles for the system and analvse power factor of the system.