Q 4. ... Write statement of maximum power transfer theorem with limitation & find the maximum power delivered to the load (Fig. 4). ... [3] 1220° 3Ω XL = 62 5290 Xc 42 Fig. 4
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![Write statement of maximum power transfer theorem with limitation & find the
maximum power delivered to the load (Fig. 4).
Q 4.
[3]
1220°
32
XL = 62
5290°
Xc =42
Fig. 4](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff997a294-e550-4a55-9aa2-8f3f9995c0f9%2F9e69353e-b266-4223-bd12-88eb5f69c4e6%2Fbkon0e_processed.jpeg&w=3840&q=75)
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- Let a series RLC network be connected to a source voltage V, drawing a current I. (a) In terms of the load impedance Z=ZZ, find expressions for P and Q, from complex power considerations. (b) Express p(t) in terms of P and Q, by choosing i(t)=2Icost. (c) For the case of Z=R+jL+1/jC, interpret the result of part (b) in terms of P,QL, and Qc. In particular, if 2LC=1, when the inductive and capacitive reactances cancel, comment on what happens.Q4. The source current in the circuit shown is in Figure 3a) What impedance should be connected across terminals a,b for maximum average powertransfer?b) What is the average power transferred to the impedance in (a)?c) Assume that the load is restricted to pure resistance. What size resistor connected across a,bwill result in the maximum average power transferred?d) What is the average power transferred to the resistor in (c)?v4.3. Consider 3 ac loads connected across a 240V ac source where: L1 absorbs 10kW at 0.8pf lagging, L2 absorbs 20KVA at 0.9pf leading, and L3 has an impedance of Z = 102. Calculate: Vic240 Lêv AC 84ure Ac Load a. Complex power absorbed by each load b. Complex power supplied by the source c. Source current RMS value I
- 1 In the system shown in the below figure, the switch is closed at t = 0. a Determine voltage reflection coefficient at the load and the source b. Sketch the bounce diagram of the VOLTAGE and the CURRENT and give sufficient information on it (up to 4us) C. Sketch diagram of voltage and current at source and load Mittetu Md. Calculate the steady state Vss. Vss and Iss. Iss opinti 15 Wan httons e. Find the value V(z-50m 1.7us) TERS Wertens atom Dett th will MARRI E yo w B pinn WERS THIS Suprin 90 MAKEL R₂=90 0 3 CAP 180. Rr = 180 Q - i T Mart 1800 H SUS Vg=90 V HIE 1 D = min 200 thin 1 FARG - Bilare. Radio T 149 SATISH SET Pan PARACHUNG G IN Sulta Ap 135 aytinius - FORES exotic Me GALER 2 Mer t=0 400 NITINE atas Aper SUMB satan THE SIM- " WAS Thy POST ANE nicht www.M upp 6 HIS 328 20 p Hifiq Z. = 60 52 WHAT p=10m/s 459 w 30 Patie SATE 108 1 = 100m MNA AIn the circuit shown, a) obtain the condition from maximum power transfer to the load Rl. Hence, determine the maximum power transferred.4. A load rated at 115V, 60Hz, 10A and 1150W. A coil is to be wound with a ratio of XL to R of 5, such that when connected in series with the load on a 230V 60Hz line, the load may operate normally . Solve for R.
- Given a (step-down) DC Chopper. The input DC voltage, Vi = 30 V. The measured output of the chopper is 22 V, the frequency of operation is 400 Hz. Solve for the following: a. Toff per cycle (in ms) b. From the original values: If frequency of operation is decreased by 150 Hz, retaining the same Ton, determine the new Vout (in mV) c. From the original values: If Ton is changed to 0.35 of the original Ton, retaining the same frequency, determine the new Vout (in mV)Q4. Single phase a.c. distnibulor AB is fed from end A and has a total impedame 2 6.2 +jo-3)ohm. At the fae end, the voltage Ve= 240v and the curent is 108A at bogging. a pif. f 0.6 lagging. f lo0A is täpped at a p.f. f 0.8 lagging to the voltage Vm at the mid point. Calculate The Suypply voltage VA and phase At, the mid point M, a cullent with eference anyle beturen VA andUB.[]To attain maximum power delivered to a load, what value of load impedance is required if a. the load can have any complex value; b. the load must be pure resistance?
- 1 / 1 100% + Worksheet Week 09 1. For the circuit below: a. Write the node voltage equations for V1 and V2. b. Assume the 15mF capacitor is the load. Find the Thevenin equivalent impedance seen by the capacitor. C. Assume the 15mF capacitor is the load. Find the Thevenin equivalent voltage seen by the capacitor. d. Using any of your work above, write the equation for V(t). Copyright © McGraw-Hill Education. Permission required for reproduction or display. + 1Ω 1 VC 15 mF 5 sin (201 + 12°) V 100 mH 2Ω 150 mH 2 sin (201 + 45°) A 主Questions Q1) what is meant by Insolation, ARC in solar systems? Q2) mention the types of solar systems? Q3) explain with drawing the main components of solar system. Q4) explain with equations the intuitive technique for design pv/battery system. Q5) Discuss all the results in Tables (1 to 3). Q6) Referring to Tables (4) & (5); draw & discuss the relations: 1. (I VS THD of current), 2. (V Vs Q).1. A 3-ph, 50 Hz, 150 km length O.H.T.L. supplies a load with P MW load at 0.85 lag P.f. and 69 kV where P is the last two digits (from right) of your registration number (i.e for the student that has a registration number 202112396, P = 96). . This T.L has a resistance of 0.232 Q/km and an inductive reactance of 0.783 Q/km and the capacitance to neutral is 0.0446 µF/km. Using nominal a circuit, Find: 1- Constants A, B, C, and D. 2- Sending end voltage. 3- Sending end current 4- Voltage regulation of this T.L. 5- Transmission line efficiency. 6- Draw with a scale the phasor diagram of this model at this operating case. 7- Estimate approximately the loadability of this transmission line at this operating voltage. Justify your estimation and suggest a way to increase this loadability. Verify your answer.