If the load impedance Z in the below figure consists of variable resistance R and variable reactance X, find (a) The value of Z that results in maximum power transfer (b) The value of the maximum power E = 1200° z = (15 + j20)Ω Z

If the load impedance Z in the below figure consists of variable resistance R and variable reactance X, find (a) The value of Z that results in maximum power transfer (b) The value of the maximum power E = 1200° z = (15 + j20)Ω Z

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 7RQ

See similar textbooks

Related questions

Q: A 230 V series motor running at 960 rpm is taking 40 A and working with unsaturated field. The total…

A: We need to find out speed at the given torque for given motor .

Q: 2. Find Vi(t) and i(t) for t > 0. 25V 2002 + 3.5H llll VR$100 - . ↓i 2mF 3022

Q: 5) Write the mesh current equations for the circuit shown below. 10 Ω 492 2092 ww 4 192 8V 6V 592

Q: The input to a full-wave rectifier is 10 V AC (RMS). The load resistor is 10 ohms and rectifier…

A: Given, AC input voltage, VRMS=10 V load resistor, RL=10 Ω Power losses in rectifier, PL=2 W

Q: 5. The figure below shows two star connected loads with three phase power. The voltage source is…

Q: A 230 V dc shunt generator delivers 150A with friction loss of 1200W. The armature shunt field…

Q: Vx +VR- providus as A a Large V2 = 180 8 Voltage - controlled dependent current as ۲۷ 1 Source which…

A: Types of dependent sources Voltage controlled current source Voltage controlled Voltage source…

Q: A forward (buck) converter has a d.c. input voltage of 30V, a 1:1 transformer and an ideal Mosfet…

Q: The waveform shown in the figure shown is observed on the screen of an oscilloscope. If the vertical…

A: SOLUTION GIVEN Vertical ATTENUATION = AVertical =>…

Q: Armature resistance of a 230V shunt motor is 0.6 0 and no load current is 5A. When the rotor is…

A: Note Back emf of DC shunt motor is directly proportional to product of Flux and speed Flux of DC…

Q: a.) In a separately excited dc generator, if the current in the field winding increases, the…

A: In these questions, We need to choose the correct options What is effect in the terminal voltage…

Q: Problem No.2 Six group of batteries are in parallel. Each has 10 cells connected in series, each has…

A: We need to find out the equivalent emf and equivalent resistance and power and energy for given…

Q: 5, P-P sine @ 1kHz € 2K M IKS ww TOK Vo

A: 5) To find the output voltage of the given op-amp circuit

Q: 4.48. Find the Laplace transforms of each of the following: (e) (est-e-3t)2 (f) (√t+1)(2-√t)/√t (g)…

A: It is given that: e) e3t-e-3t2f) t+12-ttg) 8sin23th) sin2tcos2ti) t23-1t232j) 5sin2t-5cosh2t

Q: 2 Find the transfer function, G(s)=Vo(s)/Vi(s) for the given operational amplifier circuit. v;(t)…

A: We need to find out the transfer function for given circuit

Q: + 20 V P Ip Si • Si Μ 10 ΚΩ 10 ΚΩ 10 ΚΩ Va

A: Given: Find: 1. ID2. Vo

Q: a) Given a non inverting op – amp below, what should be the operating frequency to have a high…

A: (a) Gain(dB)=40 Higher cutoff frequency=20 KHz40=20logAoAo=100For 10% lower gain,A=0.9AoConsidering…

Q: GIven the difference equation:…

A: Given, Difference equation is…

Q: 5- What are the characteristics of the mold that must be taken into consideration in order for the…

A: SOLUTION PART-5 Consideration During…

Q: G(s)H(s) = K(s+2)(s+1)/(s-1)(s-2) Make an accurate plot of the root locus for the given system…

A: Given: GsHs=Ks+2s+1s-1s-2 Required: Make an accurate plot of the root locus for the given system…

Q: Find the Fourier transform of the signal below. Show the details of your work. Write your answer on…

A: In this question We need to determine the Fourier transform of the signal. We know

Q: For a three phase, three wire system, the two Wattmeter read 4000 Watts and 2000 Watts respectively.…

A: Given data: Three-phase, three-wire system, The Wattmeter, W1=4000 watts The Wattmeter, W1=2000…

Q: Given a transfer function below: G(s)= 1000(s+10)/(s+100)(s+1000) Sketch the asymptotic bode…

Q: 3. For the discrete signals defined as the following: x[0] = 4, x[1] = 1, x[3] = -1, x[n] = 0 for…

Q: Use a Karnaugh map to simplify the SOP expression for output 'b' of the 7-segment display Use a…

A: Given data, Here x3, x2, x1, and x0 are the input variable. And a, b, c, d, e, f, and g are the…

Q: Please show all working: Calculate the intrinsic carrier concentration of GaAs at 300 K.

Q: Using the Fourier Transform definition (Fourier Transform by integration), solve the following…

A: We need to find out the Fourier transform for given signal .

Q: Find the Fourier transform of the signal below. Show the details of your work. Write your answer on…

A: Given: ft=9e-100πtsin200πtut Required: Fourier transform of f(t).

Q: What is the significance of calibrating an oscilloscope before using it to measure voltage, time,…

A: QUESTION What is the significance of calibrating an oscilloscope before…

Q: 2. A 240 V dc shunt motor takes an armature current of 60 A when its speed is 950 rpm. Determine the…

Q: A coil of inductance 5 mH and resistance 10 ohms is connected in parallel with a 250 nF capacitor…

A: Given: A coil of inductance, L=5 mH and Resistance, R=10 Ω Capacitor, C=250 nF Voltage, V=50V

Q: 3. a. Design a 3 op amp instrumentation amplifier for a gain of 200... b. If the error in the…

Q: Solve showing clear steps

A: The required parameters can be calculated by applying kirchhoff's voltage law to the circuit after…

Q: Find the mesh currents i1, iz, and i3. 20a 16л ти 3ib 11 i3 In: тас Va + In in ти iz (1) 3

A: Given here a circuit and asked to find the mesh currents

Q: Find the Fourier transform of the signal below. Show the details of your

Q: 4. A 4-pole induction motor draws 25 A from a 50 Hz, 460 V, three phase line at power factor of 0.85…

Q: Calculate the 3-dB point wc of the low-pass filter shown below:

Q: The initial value of the voltage v in the circuit in Fig. 8.1 is zero, and the initial value of the…

Q: 6 25+w² 10 2. F(w) = 3. F(w) = (4 + jw)² 4. F(W) = π[8(w −14) + 8(w + 14)] 5. F(w) = 8nj[8(w-3)-8(w…

Q: 2. Find V.(t) and i(t) for t> 0. 25V 2002 t=0 + 3.5H elle VR$102 - di 2mF 3022

Q: The power output of the half-wave rectifier is rated at 6.4 W with a load resistor of 10 ohms. The…

Q: 3. Solve for I. 24V Μ 8Ω 8Ω I 5A www 4Ω 8Ω 8Ω ww +1 8V

A: Given that: The circuit is shown below. Find current (I) by using the superposition theorem.

Q: An ideal transformer has a turns ratio of 8:1, and the primary current is 3 A when it is supplied at…

A: We need to find secondary voltage and current for given transformer.

Q: True or false 1. One of the alternative of using DC Voltage is to use inverter. 2. In long-shunt…

A: Given: Statements regarding power system. Power system: Power system is a branch of electrical…

Q: Design a shunt stub that will match a 50+j50 ohm load into a 100 ohm transmission line. Answer text

A: SOLUTION GIVEN ZL = 50 +j50 Ω Zo =…

Q: Find the vector potential of an infinite solenoid with n= 5 revolutions per unit length, radius R =…

A: Given: n=5 rev. per unit length, R=2 cm , I=2 A. Required: Find the vector potential.

Q: Given a Routh table below, is it stable or unstable? Explain why. (It's sign changes, poles etc.)…

A: Given: s4 1 35 264 s3 1 5 0 s2 30 264 0 s1 -263 5/6 0 0 s0 -30.01 0 0 Required: No. of…

Q: It is desired to have a 4.13 mWb maximum core flux in a transformer at 110V and 50 Hz. Determine the…

Q: What is the resistance of a 29-m-long piece of 18-gauge copper wire having a 1.024-mm diameter? Hint…

A: Length of copper wire (l) = 29 meters Diameter of copper wire = 1.024 mm The radius of copper wire…

Question

If the load impedance Z in the below figure consists of variable
resistance R and variable reactance X, find
(a) The value of Z that results in maximum power transfer
(b) The value of the maximum power
E = 120/0° V
z = (15+120)(2
Z

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Sinusoids and Phasors of Alternating Circuit

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

4- A Circuit of zero lagging power factor behaves as a. A capacitive circuit b. An inductive circuit c. RC circuit d. RL circuit
A Load absorbs 10 kVA at a leading power factor of 0.6. The complex power is: Select one: O a. 6000-j8000 VA O b. O c. O d. 10000 VA 8000-j6000 VA 2000-j8000 VA
Ohmic components have a V-I curve O Non-linear VI curve. Parabolic VI curve. Sinusoidal VI curve. Straight line VI curve.
During fast decoupled Method load flow analysis in one of the loads the calculated reactive power was found as - 0.8 p.u. and change in reactive power as -3.2 p.u. According to you which one of the following choices will have the value of Specified reactive power at the load bus? Select one: O a. -4.0 p.u. O b. -2.4 p.u O C.2.2 d. +4.0 p.u.
4. Design the network in the figure to have the following characteristics: i. BW - 500 Hz ii. Qp = 30 iii. Vemax = 1.8 V 0.2 mA Z0° C7 R, = 0 N
15. You are working on a power factor correction installation, and you notice with a clip-on ammeter as you add in capacitance the current drops, you add more capacitance and the current drops, you add more capacitance the current rises. How do you know when you are at unity power factor?
Two impedances, Z1 = 2+j6 N and Z2 = 6-j12 N are connected in series with a 220-V 60-Hz supply. At what frequency will the circuit act as a purely resistive load? O 84.85 Hz O 116.62 Hz O 82.46 Hz O 120 Hz
n 12 For the given waveforms, waveform D the waveform E. put of -D uestion Degrees 30 60 90 180 210 360 N. In a step down transformer, number of turns in the primary winding is lesser than the number of turns in the secondary winding. Select one: O True en O False nere to search
The type of the load whose current and voltage phasors are as shown in the phaser diagram is Im 90° - Re Pure capacitive load non-pure Inductive load Purse resistive load O Pure inductive load non-pure capacitive load
The average value of sinusoidal varying voltage is more than its r.m.s. value. Select one: O True O False Which of the following formula is CORRECT? a. E= - L d0/dt O b. E = - N dl/dt O . L= NI / O O d. W = 0.5 12L In a step down transformer, number of turns in the primary winding is lesser than the number of turns in the secondary winding. Select one: O True O False
DC-AC Circuits Express R1 using Rx, Ry, and Rz when performing wye to delta conversion R3 Rx Rz R2 R1 Ry O A. (Rx+Ry)(Ry+Rz)(Rx+Rz) Rx В. RyRz Rx+Ry+Rz O C. Ry+Rz RXRYRZ O D. RXRYRZ Ry+Rz OE. RxRy+RyRz+RXRZ Rx
A 220 Ω resistor is in series with an 80 mH inductor. The AC source is 48 at 1 kHz. The power factor is ________. Hint: Draw the circuit and get Vs and Is