11.1 What is the phase sequence of each of the following sets of voltages? = a) va = 137 cos (wt + 63°) V, Vb = 137 cos (wt - 57°) V, Vc 137 cos (@t + 183°) V. = 820 cos (wt - 36°) V, Vb = 820 cos (wt + 84°) V, b) Va vc = 820 sin (wt - 66°) V. Vc

11.1 What is the phase sequence of each of the following sets of voltages? = a) va = 137 cos (wt + 63°) V, Vb = 137 cos (wt - 57°) V, Vc 137 cos (@t + 183°) V. = 820 cos (wt - 36°) V, Vb = 820 cos (wt + 84°) V, b) Va vc = 820 sin (wt - 66°) V. Vc

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.23P: A single-phase source has a terminal voltage V=1200volts and a currentI=1530, which leaves the...

See similar textbooks

Related questions

Q: Calculate Vth, Rth, and IAB across the circuit please

A: In this question, we need to determine the Thevenin equivalent voltage, Thevenin equivalent…

Q: What is the current draw of R₁? Please place the answer below as a percent (%) of the total current.…

A: In this question, we need to determine the current flow in resistance R1. What is percentage of…

Q: [Q1] The signal r(t) = 5 sin(27f₁t) is sampled every 1.23 milli seconds. When f₁ = 250Hz, (a) what…

A: Given:A signal, is sampled at every 1.23 ms.we need to find:a) the locations and values of the…

Q: 1. Find I1, Iz, and I, in the circuit shown below. 10 Ω 20 Ω fio 1 + + 20 ib va 12 + 3 Va 5Ω 13 10 ν

Q: Q1/ Correct and incorrect and correct the error if found. 1- It is not possible to increase the…

A: A DC (Direct Current) motor is a type of electrical machine that converts electrical energy into…

Q: The RLC network below: a) Provide the second order differential equation describing this circuit b)…

A: In this question, we need to determine second order differential equation, undamped natural…

Q: 15. Determine the current through each resistor in the circuit of Figure 4.8.13. 47k w 9V ㅔ가 w 5.1k…

A: Refer to the given figure, it is parallel circuit consisting of three resistors are connected in…

Q: Q(1) A 240V, series current and speed are 12A and 1500 r.p.m respectively. If the torque is reduced…

A: GIVEN DATA:Voltage=240V,Armature resistance, Ra =0.3 ohm ,Field resistance, If=0.4 ohm,Full load…

Q: What is the power dissipated in resistor R1 (Watts)? ne R1 92 R2 14 R3 30 ww www R4 34 V 44 V -ww ww…

A: In this question, we need to determine the power in resistance R1 .Power P= I2

Q: The following circuit is operating in the AC steady-state. The applied voltage is given by vs(t) = 5…

A: The circuit diagram,

Q: 1.12. A certain load takes 10 kW at 0.5 pf lagging when connected to a 230-V, 60-Hz source. The…

Q: Given that (f(t)) = F(S) 842 TEE Without taking the inverse Laplace transform, write the Laplace…

A: Given:we need to find:Laplace transform of with taking inverse Laplace transform.

Q: Question 3 Plot the output voltage waveform for the analog switch. Analog input Control voltage…

A: The objective of the question is to plot the output voltage waveform for an analog switch given the…

Q: 8. In the spaces, draw in the symbol for each of the following: a. Wall-mounted exit luminaire. b.…

A: Asked to draw the symbols of,8.Wall mounted exit luminaire,Bollared type site luminiaire,Double…

Q: 8.2K-R₁ 3. 2.2kR₂ Vcc 32.7k + 20 v $1.8k B=120 -0-20 V VEE Det. IB, Ic, Vc, VB

A: In this question, we need to determine the current IB , Ic , and voltage VC and VB.We know, VBE ON =…

Q: Solve for for Volt) for 1.5A t=0 8 201 t>o JOH leee. please 4m F

A: The given circuit iswe need to determine the expression of th voltage across the capacitor for t…

Q: Problem #2 - Common-Emitter Amplifier Using the rule of thirds, design a single-supply Common…

Q: The NEC states that the neutral conductor of a three-wire branch circuit supplying a household…

A: The objective of the question is to determine the minimum percentage of the branch-circuit rating…

Q: 28. A circuit with four light-emitting diodes (LEDs) P, Q, R and S is shown below. Two LEDs are lit…

A: According to the question, we need to discuss the basic concept of LED on the operation of pn…

Q: Q4. (A)- Indicate whether the following statements are true or false and correct the false…

A: Statement 1 is false because the inter-pole winding is always connected in series with the armature…

Q: For each of the following transfer function, S a. Find the values of and w b. Characterize the…

A: From the given second order systems transfer function the value of damping ratio, natural frequency…

Q: 16.46 Develop the state equations for the circuit shown in Fig. 16.71.

A: For the given circuit the state equation needs to be derived. The required equation can be obtained…

Q: Two charges are located on the positive x-axis of a Cartesian coordinate system. Charge q₁ = 2 x…

Q: Determine the Laplace transform of these functions:

A: In this question, we need to determine the Laplace transform of these functions. We solve this…

Q: 4.2-3 Determine and sketch the spectrum of the DSB-SC signal 2m(t) cos 4000лt for the following…

A: DSB-SC stands for Double Sideband Suppressed Carrier. It is a modulation technique used in…

Q: A single-phase transformer of 100 KVA, 60 Hz, 12000/240 V, the respective tests are carried out:…

Q: Make a capture of a two-bit down flip flop counter: first counter from 0 to 6 (jumping one) and…

A: Components:Two JK flip flops (Q1, Q0 and Q2, Q1) Clock signal NOT gates (2) AND gates (3) LEDs (4)…

Q: R(s) + 25 S(S+2) Fig. 1. Block diagram for 3). Calculate wn, S, Tp, T, and %OS. C(s) For the block…

A: For the given block diagram solution of following question geven.

Q: Find the value of ZL that will absorb the maximum power and the value of the maximum power

A: The given circuit diagram is shown below,

Q: 20 vi (t) 0.1 F 0.1 F + v (t) For the circuit shown, vi(t) = 10 u(-t) +20 u(t). The output voltage…

A: We are given,vi(t)=10u(−t)+20u(t)then find the value of vo(t)

Q: 9. Determine li in the circuit below. + 1 V ΣΕΚΩ 6 mA 31, 3 mA 2 ΚΩ IL 3 ΚΩ

A: Given:a circuit, we are required to find: the current IL in the above circuit.

Q: Upon graduating from EEE, you took up a career with a wireless technology company. One of your…

A: The objective of the question is to determine the condition for h1 and h2 such that the performance…

Q: -j10 Ω 40 Ω Ζι ww 30 Ω | j20 Ω (1) A 15/90° A

Q: .e ť g(2+-2) What is the -18 (2+-2) 1 - 8 (24-2) laplace transformation?

A: The Laplace transform is a mathematical tool used to transform functions of time (often in the…

Q: (a) Consider an upper SSB modulated wave Ac [m(t) cos(2nfet) - m(t) sin(2nfet)] and its Hilbert…

A: According to the question, the equation of the upper SSB modulated wave is given asThe Hilbert…

Q: True or False - x(t) and e(t - to) has the same energy distribution as a function of time if to >…

A: The question is asking whether the energy distribution of a signal x(t) is the same as that of a…

Q: Determine the current flowing through resistor R., given: E=243 V, R = 34 02, R₂ = 232, R₂ =25, and…

Q: = 10 sin 15.7t Problem 4-2: A signal expected to be of the form F (t) is to be measured with a…

Q: Given the system G and the system H where the output of G is the input to H, determine the transfer…

A: In this question, we need to determine the transfer function of the given system.

Q: R(s) $ 25 S(S+2) Fig. 1. Block diagram for 3). • Calculate wn, C, Tp, T, and %OS. +C(s) 3) For the…

Q: x(t) = 3u(t-1) + e-2t u(t) find the value of L[x (t)]

A: given here a x(t) equation and asked to find the laplace transform of x(t).

Q: 5) Error op() K 1 a. Draw a plot of the controller output 3 Proportional-Integral (PI) mode…

A: A Proportional Integral (PI) controller is a type of feedback control system used in engineering and…

Q: For the circuit shown in the figure, calculate total resistance R₁_8, voltage drop U₁ across…

Q: detailed study on any of them. In less than 200 words, state the advantages of it over the…

A: MOSFET stands for Metal-Oxide-Semiconductor Field-Effect Transistor. It's a type of transistor used…

Q: . " . Find these Vc (o): The voltage across the capacitor at Ic (0+): The current flowing inside the…

Q: Draw the Thévenin equivalent circuit as seen by the terminals. Let V = 5 V, 1 = 2 mA, R₁ = 15 kN, R₂…

A: Thevenin equivalent voltage is Vth=12 volts,Thevenin equivalent resistance is Rth=11 kohm.…

Q: 4.2-2 Consider the following baseband message signals (i) m₁ (t) = sin 150лt; (ii) m₂(t) = 2…

A: "Since you have asked multipart questions, we will solve the first three question for you. If you…

Q: If the prime mover torque suddenly falls by a considerable amount, the damperwinding of the…

A: The objective of the question is to understand the role of damper windings in an alternator when…

Q: A circuit is constructed using two batteries and three resistors as shown in the figure. The…

A: In this question, we need to determine the current in the resistance R2 .We solve this problem using…

Q: In the following circuit, I) Find the time-domain mathematical model that describes the behavior of…

A: In the given questions we need to calculate the expression of Vc(t) and transfer function.

Question

Please show all st

11.1 What is the phase sequence of each of the following
sets of voltages?
a) va = 137 cos (wt + 63°) V,
Vb = 137 cos (wt - 57°) V,
vc = 137 cos (wt + 183°) V.
b) va = 820 cos (wt - 36°) V,
Ub = 820 cos (wt + 84°) V,
vc = 820 sin (wt - 66°) V.
Vc

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1: what is phase sequence

VIEW

Step 2: Phase sequence of waveform a is obtained

VIEW

Step 3: Phase sequence of waveform b is obtained

VIEW

Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 4 steps with 2 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

c) Calculate the phase voltages of the following zero, positive, and negative sequences of phase “a" given as follows: Vao = 20045° V Vai = 2052 – 30° V Vaz = 1534196° V
The instantaneous values of two alternating currents are given by i, = 20 sin wt and i, = 10 sin (wt + :) A. Find the sinusoidal expression for (i1 + i2) by drawing phasors and by calculations. Two alternating voltages are given by vị = 120 sin wt volts and vz = 200 sin(wt -) volts. Obtain the sinusoidal expression for v1 – v2 by resolution of phasors.
The phase b voltage and the phase b current of a balance three-phase system are V = 220 sin (wt + 210°) and I = 10 sin (wt-180°). * A. 5256.44 W B. 5514.38 W C. 5715.76 W D. 6049.22 W
Given the following phase currents: Ia= 3.5+j3.5; Ib=-j3; and Ic+-2.6+j1.5. Determine the negative sequence current for phase A. A. 0.313+j0.678 B. -0.313 -j0.678 C. -0.313+j0.678 D. 0.313-j0.678
A single-phase source has a terminal voltage V=1200volts and a currentI=1530, which leaves the positive terminal of the source. Determine the real and reactive power and state whether the source is delivering or absorbing each.
The figure shows a 3-phase bala Time left 1:06:30 200 /00 Vrms. sequence electrical system. Vcn Vbn %3D al Balanced (-) sequence 100 so a 2000 Vms Select one: O a. 200 /-120 Vrms O b. 200 v2 /0 Vrms O C. 200 /0 Vrms O d. 200 v2/-120 Vrms e. 200/120 Vrms
Two relays each with 20-ohm resistance and 0.16-henry inductance are connected in series. What is the equivalent impedance?a. 20 + j102.2 ohms c. 20 + j95.32 ohmsb. 20 + j120.63 ohms d. 10 + j25.32 ohms
The phase voltages across a certain load are given as: Va = 176 – j132 volts Vb = -128 - j96 volts Vc = -160 + j100 volts Va1 = 163.24-j35.10 / 166.97L-12.135 Va2 = 50.1-j53.9 / 73.59L-47.09 Va0 = -37.34-j42.67 / 56.70L-131.19 Compute for positive, negative, and zero sequence components of voltage.
2) Figure shows three loads connected in parallel across a 1000-V (rms), 60-Hz single-phase source. Load 1: Inductive load, ... kVA, 0.28 p.f. lagging Load 2: Capacitive load, ... kW, 40 kvar Load 3: Resistive load, 15 kW Determine the total (a) kW, (b) kvar, (c) kva, and (d) supply power factor. (Please determine the power values within the specified limits: Load 1 apparent power: 100-150 kVA, Load 2 active power: 5-20 kW. By considering the power values you determined yourself, solve the question.) Load Load DE 1 2 Load 3
Given: 1. 2 wye-connected loads per phase to a 3 phase power source 2. first load consists of a 55ohm resistance and a 0.05H inductance per phase 3. second load consumes 1kW and power factor of 0.7 lagging per phase 4. RMS of voltage across the loads are 220V, frequency 120Hz per phase 5. single phase equivalent is shown in the figure: Question: Give the value of reactive power per phase seen at load 2.
The circuit shows an unbalanced electrical installation powered by a positive sequence symmetrical three- phase network of 380 V compound voltage. The loads are single phase. Load 1 absorbs an active power of 950 W with f.d.p. 0.5 inductive. Load 2 absorbs an active power of 1,140 W with f.d.p. Unit. Load 3 absorbs from the network an active power of 760 W with f.d.p. 0.5 capacitive. Taking the network voltage URN as the phase reference, calculate: a) complex expressions of the line currents IR. Is. and IT RO- SO TO IR Is IT U₁-380 V CARGA 1 P₁ =950 W cos p1=0,5 ind. CARGA 2 P₂=1.140 W cos p₂=1 CARGA 3 P3=760 W cos p3=0,5 cap.
The circuit shows an unbalanced electrical installation powered by a positive sequence symmetrical three-phase network of 380 V compound voltage. The loads are single phase. Load 1 absorbs an active power of 950 W with f.d.p. 0.5 inductive. Load 2 absorbs an active power of 1,140 W with f.d.p. Unit. Load 3 absorbs from the network an active power of 760 W with f.d.p. 0.5 capacitive. Taking the network voltage URN as the phase reference, calculate: a) complex expressions of the line currents IR. Is. and IT