(a) A generating station has an average demand of 18 MV
Q: Find I and Io.
A: In this answer we will find the currents I and I0 as explained below.
Q: In a food processing factory, a speed sensor is used to measure the conveyor belt moving speed range...
A:
Q: The transfer function of an inverting op-amp amplifier is _____. A. The ratio of the input impedanc...
A:
Q: When IB=30uA, Calculate; a.) IE b.) What is the DC gain or beta of the transistor? c.) Calculate ...
A: using ohms law , calculate emitter current . emitter current= collector current+ base current using...
Q: 5. A circuit is made up of 10 2resistance, 12 mH inductance and 281.5 µF capacitance in series. Th s...
A:
Q: 6. An inductive coil with resistance R and inductance L is connected in parallel with a 500 resistor...
A:
Q: uniform line charge and a uniform sheet charge, both infinite in extent, are located in free space a...
A: We need to find out electric field at given point due to line charge density and surface charge dens...
Q: Q4. Starting from an initial value of R in Hex is B2 determine the sequence of binary values in R af...
A: The value of the R is binary is, R=B216R=101100102 On performing the logical shift-left operation, ...
Q: Find the voltage across each resistor. Label accordingly. show work
A:
Q: 7-7 In a step-up converter, consider all components to be ideal. Let V, be 8-16 V, V, = 24 V (regula...
A:
Q: Draw the Direct Digital Control block diagram and show the Implementation of the Problem using a com...
A: DDC systems provide you with precise control over your HVAC units, allowing you to establish differe...
Q: For the follower circuit, let transistor Q1 have β = 50 and transistor Q2 have β = 100, and neglect ...
A: Given the circuit, as shown below: For the follower circuit, let transistor Q1 have β = 50 and tran...
Q: Calculate the DC voltages and currents in the circuit. Find for the current emitter, collector curre...
A:
Q: If input voltage of a stage is 1V and the stage has loss of -6dB, what is the output voltage? 2, 000...
A:
Q: Solve for Vd and Id for this figure. Show complete solution
A: In this question, We need to determine the Vd and Id as shown in the circuit. Assume forward bias...
Q: Two bulbs of 250W, 230V each are connected across a 200V supply. Calculate the total power drawn fro...
A:
Q: 7-13 In a buck- boost converter, Va = 12 V, V, = 15 V, I, = 250 mA, L = f, = 20 kHz. Calculate AV, (...
A: According to guidelines we are allowed to do only first question. Please post again for remaining qu...
Q: BUCK-BOOST CONVERTERS 7-12 In a buck-boost converter, consider all components to be ideal. Let Va be...
A:
Q: 2. Calculate the rms value of the half-wave rectified sine wave shown in Figure P5.12. v(i) V 5 sin(...
A:
Q: Consider an FM signal s(t)=10 cos(2n 106 t+8 sin 4m 103 t).Determine a. modulation index b. frequenc...
A: Given: An FM signal having equation st=10cos2π×106t+8sin4π×103t
Q: A 25 KVA, 2200/220 V, single phase transformer has rated copper loss of 350 watts. With the low volt...
A:
Q: What will be the branch voltage when Rx is adjusted to 162? What is the magnitude and direction of t...
A: In this question, We need to determine the voltage across the branch and current in the Rx. If Rx ...
Q: Derive the speed torque characteristics of induction motor from its equivalent circuit and also deri...
A: We have given the following problem
Q: Example: The c of: a- the rms cu when t=3 msec.
A:
Q: 1- What are the function of a) Execution unit b) Bus interface unit
A: As per bartleby guideline for more than one question asked only first is to be answered please uploa...
Q: 2. A uniform line charge with P = 5 µC/m lies along the x axis. Find D at (3, 2, 1) m.
A: using electric flux due to line charge formula calculate electric flux density at point (3,2,1) due...
Q: Problem2. Find Io in the following circuit, using Thevenin to Norton (source transformation). 6 kN 3...
A:
Q: Assume an op-amp has bias currents of 10.0 LA and 10.2 µA. The input offset current is O20.2 uA 0.2 ...
A: Given, Bias currents of op-amp are I+=10.2 μAI-=10.0 μA
Q: Four magnetics poles are placed at the sides of a square ABCD with side 5cm. 3 mWb is placed at A, -...
A:
Q: Three Two capacitors in parallel, 2-µF and 4-µF are connected in series with a 3-µF capacitor. The c...
A:
Q: Determine the differential equations of the given system diagram below:
A: In this question We need to Determine the differential equations of the given system. This system i...
Q: 52 10 2 V1 A 20 v(+ 10 2 4 A VTh
A:
Q: A proton moves through a uniform magnetic field given by B = (15.0î – 25.4ĵ + 12.7k) mT. At time t1,...
A:
Q: The permeability of the iron core in a magnetic circuit at a given flux density is 900. To double th...
A: Given : The permeability of the iron core in a magnetic circuit at a given flux density is 900. To d...
Q: What is the difference between an Insulator and a Dielectric?
A: Insulator- Insulator is a substance that provides tremendous amount of resistance towards the passag...
Q: E Expert Q&A sendo R1=100.2±0.10,R2=47.2±0.10,R3=272±0.50.Com esses valores, use as regras de Kirchh...
A: The solution is given below
Q: 4. Assume VR1 = 18 v and VR2= 12v. Find VR3- R1 a | VRI 5V R2SVR2 30 v(+ R3 +) e d f VR3 15 V
A:
Q: 1 (1) A plant in a unity feedback system is given by K G(s) s(s + 10)(s + 20) Find the value of K to...
A:
Q: Electrons in the outermost orbit or shell of an atom are called Select the correct response: free el...
A: The solution is given below
Q: a) A 400 kVA transformer has a primary winding resistance of 0.5 Q and a secondary winding resistanc...
A:
Q: When inductors are added in parallel, circuit impedance decreases circuit impedance increases ...
A: The detailed solution is provided below.
Q: 1. (2/2i + i) – i (1+ v2i) 2. 뿌-우 (1-i) (1+i) 1-i
A:
Q: 5000 + + 2mV V 2kn 1.6V V. 8kn i=0
A: Given i =0 , the two circuits are independent circuits. We can find Vx by voltage division rule.
Q: Solve for the values of Vo and Id if diode is a ideal diode.
A:
Q: Given the circuit below, with R=2 ohms and C=0.2 Farads, compute for the transfer function Vo(s)/Vin...
A:
Q: Perform the following operations involving eight-bit 2's complement numbers and indicate whether ari...
A:
Q: A series circuit with a resistor of 100 2 capacitor of 25 µF and inductance of 0.15 H is connected c...
A:
Q: Q3/ A- Design a logic circuit using only NOR gates to implement: F(A,B,C)= (A+B+C)(A+B+C)?
A: The NOR gate is a digital logic gate that implements logical NOR; it acts in accordance with the tru...
Q: 625 G(s) 2+ 625
A:
Q: A complete circuit is shown (see figure), Determine the terminal voltage Vab on the 5.0 V battery. 1...
A:
Question Number 1
*decent handwriting pls*
Step by step
Solved in 3 steps with 3 images
- Q2) A 13.2-kV single-phase generator supplies power to a load through a transmission line. The load's impedance is Ztoad 500 236.87° ohm , and the transmission line's impedance is Zine = 60 253.1° ohm. To reduce transmission line losses to 0.0103 of its losses without using the transformers design and use two transformers T1 between the generator and the transmission line and T2 between the transmission line and the load.In a Three-phase alternator, a given field current produces an armature current of 250 A on short-circuit and a generated e.m.f. of 1500 V on open-circuit. Calculate the terminal p.d. when a load of 250 A at 6.6 kV and 0.8 p.f. lagging is switched off. Calculate also the regulation of the alternator at the given load. Subject: Electrical engineeringA synchronous generator has been synchronized to an infinite grid of 13.8 kV and 60 Hz. The generator prime mover C/C is such that the no-load frequency is 62.5 Hz and the power slope is 1 MW/Hz. The AVR C/C (The reactive power against the terminal voltage C/C) is such that the zero reactive power voltage is 14.6 kV, while the slope is 0.4 MVAR/kV. Calculate: (a) the kVA loading of the generator and its power factor. (b) the settings of the prime mover and AVR such that the generator delivers 3 MW at 0.85 lagging power factor.
- The p.u. impedance value of an alternator corresponding to base values of 13.2 kV and 30 MVA is 0.2 p.u. Then the p.u. impedance value of an alternator for the new base values of 13.8 kV and 50 MVA is......The reactance of a generator is given as 0.1 pu based on the generator of 17 KV, 300 MVA. Determine the pu reactance on a base of 17 KV, 250 MVA. New pu reactance is.......THESE ARE THE QUESTIONS FROM THE SUBJECT POWER SYSTEM FUNDAMENTALS AND THE CHAPTER IS PERFORMANCE OF TRANSMISSION LINES AND THE TOPIC IS SHORT TRANSMISSION LINES THE ANSWERS ARE GIVEN WITH THE QUESTION PLEASE DO ALL THE QUESTIONS PROPERLY „DONOT SKIP ANY STEP AND DO YOUR BEST 4.) Estimate the distance over which a load of 15000 kW at 0-85 p.f. can be delivered by a 3-phase transmission line having conductors of steel-cored aluminium each of resistance 0-905 O/phase per kilometre. The voltage at the receiving end is to be 132 kV and the loss in transmission is to be 7-5% of the load. [69-55 km] 5). A 3-phase line 3 km long delivers 3000 kw at a p.f. 0-8 lagging to a load. The resistance and reactance per km of each conductor are 0-40 and 0-3 Q respectively. If the voltage at the supply end is maintained at 11 kv, calculate: (i) ceceiving end voltage (line-to-line) (ii) line current (ii) transmission efficiency. [(i) 10.46 kv (ii) 207 A (ii) 95%] 6). A short 3-0 transmission line with an…
- Consider a 3-phase, 50 HZ, 11 KV distribution system. Each of conductors is suspended by an insulator string having two identical porcelain insulators. The self-capacitance of the insulator is 5 times the shunt capacitance between link and ground. Find the voltages across two insulators.6.5% ans ex A so kvA. 2o00/20 V, So He single-phase transformar has impedance drof of8% and resistance drop of 4%. Caleulate. The Requlation of the Thams former at full- Load o8 P.s Legging. also find The Power factor at which Voltage requlation will Be Zero. Sols 0.5 leading. s alculate The % Noltege Requlation af atransformar in w hich the Percantage resistance drof is 1% and Percentage dre is 6% when The Power fador is 0.8 lagging ) > unity aMS 38 % ans 1 % (シ→ 0.8 leading . amS - 2.2%A- A 3-ph, double circuit O.H.T.L, 320 kV, 340 km, 50 Hz has a configuration as shown in the figure below where each phase in the double circuit has a double bundle with a spacing of d cm between the two conductors in the bundle where d is the last two digits (from right) of your registration number (i.e for the student that has a registration mumber 202112396, d= 96). Each conductor in the bundle has a diameter of 0.135 ft and a geometric mean radius (Ds = 1.6 cm). Calculate: 1- Inductance per phase per km. 2- Total inductive reactance. 3- This T.L. is required to supply 240 MVA at 0.86 lag P.f. at 320 kV, assuming that this load is divided equally between these two circuits, find the voltage drop across this T.L (ignore capacitive effect in the calculation). 4- What may happen if we replace the location of a' and c' bundles. Discuss your answer. 5- Suggest a way to ređuce the value of the inductance. Verify your suggestion. -8 m 3m 3m 8 m 11 m
- A parallel connection of a RL branch with a C branch is connected across a 100V AC mains. At first R = 10 ohms, L = 20mH and frequency of 1000rad / s, the current measured is 2.2361A at 89.44 leading power factor. A) Determine the initial capacitance. B) However, a fault occurs on the capacitor branch making its capacitance 20% lower and a resistance of 5 ohms is detected. If this faulty circuit is rerun but at a frequency of 500 rad / s, determine the new current that will flow through the circuit.two generators supplying a load. Generator I has a no-load frequency of 62.5 Hz and a slope Sp1 of I MW/Hz. Generator 2 has a no-load frequency of 62.0 Hz and a slope sp2 of I MW/Hz. The two generators are supplying a real load totaling 2.5 MW at 0.8 PF lagging. (a) At what frequency is this system operating, and how much power is supplied by each of the two generators? (b) Suppose an additional I-MW load were attached to this power system. What would the new system frequency be, and how much power would Gl and G2 supply now? Generator 1 VT V2 Generator 2 VTí KVAR KVARThe shown distribution network is to supply two factories A & B with load curves indicated. Assume that both factories have a lagging power factor of 0.8 . a) Select the required sizes of transformers for both factories such that in the case of a failure in one transformer the overload on the remaining ones should not exceed 15% . b) Select the required sizes of fuses to be installed at both sides of transformers. c) Calculate the annual energy losses in transformers of factory A. Assuming that transformers are in operation continuously . d) Select the required size of the 11KV. XLPE cables for the distribution network , if cables are to be laid direct in ground with тахітит ground temperature of 30° С. e) Calculate the annual energy losses in cables of section SA . S 2 Km A 3 Km 11/0.4 KV Trans. 11/0.4 KV Trans. Factory A PF = 0.8 lag. Factory B PF = 0.8 lag. | S (KVA) 500 |S (KVA) 500 400 400 300 300 200 200 100 100 Time (hr) 24 Time (hr) 24 6. 12 18 12 18 Load curve of Factory (A)…