P5.7. Find the phasors for the current and for the volta in Figure P5.7. Construct a phasor diagram showing V,, I, VR, and V What is the phase relationship between V, and I? . Ciaura P5 8 100 2 VR v,(1) = 10 cos(500t) VL 0.2 H +

P5.7. Find the phasors for the current and for the volta in Figure P5.7. Construct a phasor diagram showing V,, I, VR, and V What is the phase relationship between V, and I? . Ciaura P5 8 100 2 VR v,(1) = 10 cos(500t) VL 0.2 H +

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 2.18P: Let a series RLC network be connected to a source voltage V, drawing a current I. (a) In terms of...

See similar textbooks

Related questions

Q: Consider the circuit shown in Figure P5.51. Find the phasors V1, V2, VR, VL and I. Draw the phasor…

Q: Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in…

A: The solution is given below

Q: Consider the phasors shown in Figure P5.22. The frequency of each signal is f=200 Hz. Write a…

A: Frequency is given f = 200 Hz. Angular frequency is given by,

Q: Two loads, A and B, are connected in parallel across a 1-kV-rms 60-Hz line, as shown in Figure…

A: For load active power is given, Power factor is given, Therefore, apparent power is, Reactive…

Q: *P5.33. A voltage vL(t) = 10 cos(2000rt) is applied to a 100-mH inductance. Find the complex…

Q: Consider the circuit shown in Figure P5.79. Find the phasor current I. Find the power, reactive…

A: Calculating reactance of the inductor Calculating equivalent impedance

Q: P5.28. Reduce 5 sin(wt) + 5 cos(wt + 30°) + 5 cos(wt + 150°) to the form Vm cos(wt + 0).

A: Answer:- Zero.

Q: Consider the situation shown in Figure P5.85. A 1000-V-rms source delivers power to a load. The load…

A: (a) When capacitor is not connected, to calculate the RMS value of current we will use the actual…

Q: b. Q =-3KVAR ,P = 5kW %3D Determine the Complex Power, Apparent Power, Current, Voltage and Power…

A: (b) It is given that: Q=-3 KVArP=5 KW

Q: Consider the circuit shown in P5.50Figure . Find the phasors Vs, I, VL, VR and VC.Compare the peak…

A: Given data: Vs(t) is: 10 cos(104t) R is: 100 Ω The source voltage is given as, vs(t) = 10…

Q: The Thévenin equivalent of a two-terminal network is shown in Figure P5.93. The frequency is f=60…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: 100 N UR v,(t) = 10 cos(500r) 0.2 H Figure P5.41

Q: Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in…

Q: *P5.97. A balanced wye-connected three-phase source has line-to-neutral voltages of 440 V rms. Find…

A: In this question, A 3 phase star balanced sources is supplied to the 3 phase balanced star load.…

Q: Find the phasors for the current and the voltages for the circuit shown in Figure P5.40. Construct a…

A: To find the current in the circuit and voltage across resistor and capacitor. Draw the phasor…

Q: (b) Appraise the pre and post power factor correction effect of using the capacitor bank to correct…

Q: Find the following in rectangular form: a. What is the real power delivered by the source (in W)? b.…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: Discuss the following term in reactive circuit? a) Real power b) Apparent power G) Power factor 1.

Q: P5.63. Consider the circuit shown in Figure P5.63. Find the phasor current I. Find the power,…

A: Ac sinusoidal analysis Given Inductor value = 1H

Q: Find the phasors for the current and the voltages for the circuit shown in Figure P5.45. Construct a…

A: Here, reactance offered by capaciton is, Vc = 1jwc Vc=1j500×2×10-6Ω…

Q: Two loads, A and B, are connected in parallel across a 1-kV-rms 60-Hz line, as shown in Figure…

A: Given data: Real Power of load A, PA = 10 kW Power factor of load A, cosφA = 0.9 Apparent Power of…

Q: Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in…

Q: a. Find the Thévenin and Norton equivalent circuits for the circuit shown in Figure P5.89.b. Find…

A: According to question:

Q: Find the phasors for the voltage and the currents for the circuit shown in Figure P5.48. Construct a…

A: Given data: is=0.1cos104tIs=0.1∠0°ω=104R=100 Ω

Q: The circuit shown in Figure having resistor 200N and a capacitor 50 µF is connected to a 230 V, 50…

Q: What are the customary units for real power? For reactive power? For apparent power?

A: Given: To describe the customary units for real power is shown as:

Q: Leading power factor implies that current leads voltage-a capacitive load Select one: True C False

Q: Find the rms value of the current waveform shown in Figure P5.13.

A: Given data: T=4 The expression for the rms value of the current is given as, Irms=1T∫0Ti2tdt

Q: -j3N Is IL IR Vc Vs j6n 3 ViR 120 Figure QI(b) (b) An ideal voltage source is connected with one…

A: In this question, Ideal voltage source and frequency is supplied to the capacitive and inductive,…

Q: Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in…

Q: ow do we figure out what our phase relationship in a series reactance and resistive circuit?

A: Question How do we figure out what our phase relationship in a series reactance and resistive…

Q: Find the rms value of the voltage waveform shown in Figure P5.17.

A: The function is expressed as: vt=5t2 0<t≤2 The rms value is given as: vrms=1T∫0Tvt2dt

Q: Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in…

A: In this question, we need to determine the total impedance, current I, frequency domain waveform…

Q: Find the phasors for the voltage and the currents of the circuit shown in Figure P5.47. Construct a…

A: The reactance offered by the inductor is: Where, The angular frequency of the supply is “ω” which…

Q: Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in…

A: As per Bartleby guidelines we are allowed to solve only three subparts, please ask the rest again.

Q: Assuming that a nonzero ac voltage source is applied, what can you say about whether the power and…

A: Draw the circuit diagram for a series connection of the inductor and the capacitor.

Q: Consider the circuit shown in Figure P5.79. Find the phasor current I. Find the power, reactive…

A: To find the value of current I the circuit can be modified as The value of Z is given as Thus…

Q: P5.26. Write an expression for the sinusoid shown in Figure P5.26 O of the form v(t) = Vm cos(wt +…

Q: *P5.33. A voltage VL(t)=10 cos(2000TTt) is applied to a 100-mH inductance. Find the complex…

A: Key Points Let voltage across the inductance is taken as a reference then current in the inductor…

Q: P5.43. Compute the complex impedance of the net- work shown in Figure P5.43 for w = 500. 1000 and o…

Q: Figure P5.12

A: Using KVL at positive terminal of op amp Here vn is the voltage at negative terminal

Q: P5.94. A delta-connected source delivers power to a delta-connected load, as shown in Figure P5.94.…

Q: The following phasor diagram is: a. The phasor diagram of SG when it is running at lagging power…

A: The given phasor diagram Choose correct option. We are assuming standard parameter in the phasor…

Q: *P5.21. Suppose that v1 (t) = 100 cos (wt) and v2(t) = 100 sin(wt). Use phasors to reduce the sum v,…

A: In this question we have to find the sum of phasors v1(t) +v2(t) and also draw the phasor diagram

Q: Problem 1, Signal A Determine the complex phasor V in the form Vme3¢ or in the equivalent form Vm L¢…

Q: The circuit shown in Figure having resistor 150 Q and a capacitor 30 µF is connected to a 210 V, 60…

A: we need to determine impedance of the circuit, voltage across the resistor , voltage across the…

Q: Find the total impedance of the circuit, total power (apparent) delivered by the current source,…

Q: Find the total impedance, voltage drop on the 100-ohm resistor, draw the phasor diagram of the…

A: Current and voltage always in phase incase of resistance Current lag by 90 degree with respect to…

Concept explainers

Current Division Method

The generalized current divider formula is given by the following relation below,

Question

P5.7. Find the phasors for the current and for the voltages of the circuit shown
in Figure P5.7. Construct a phasor diagram showing V,, I, VR, and VL.
What is the phase relationship between V, and I?
. Cimura PS & for
100 2
+
VR
v,(t) =
10 cos(500r)
UL
0.2 H

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

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

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

Find the phasors for the current and for the voltages of the circuit shown in FigureP5.41. Construct a phasor diagram showing and What is the phase relationshipbetween and I?
Find the phasors for the voltage and the currents of the circuit shown in Figure P5.47. Construct a phasor diagram showing Is, V, IR and IL. What is the phase relationship between V and Is ?
NOTE: Polar form for Voltage & Current. Rectangular form for Impedance Find the total impedance of the circuit, total power (apparent) delivered by the current source, Draw the phasor diagram of the voltage and current at the source, the current passing through the R2 and L1 branch, Draw the phasor diagram of the voltage and current at the R2 and L1 branch. Also, is the circuit inductive, capacitive, or neither (resistive)?
Exercise 11) Transform the circuit in phasor domain representation2) Determine the value of total impedance, ZT3) Determine the value of total current, IT4) Determine the value of voltage across resistor and capacitor5) Convert in rms values.
Assuming that a nonzero ac voltage source is applied, what can you say about whether the power and reactive power are positive, negative, or zero for a pure capacitance in series with a pure inductance? Consider cases in which the impedance magnitude of the capacitance is greater than, equal to, or less than the impedance magnitude of the inductance. Repeat Problem P5.74 for the inductance and capacitance in parallel.
Consider the voltage v(t)= 40sin(100πt+140 o ) V. a) Find the period of this voltage in millisecond and the voltage value at t=6 ms. b) This voltage is applied to the circuit below. Find VR , VC and VL phasors and and draw them on the realimaginary axis. Find vR(t) , vC(t) and vL(t) via inverse phasor, comment phase angles. c) Find active, reactive and complex power (P,Q,S) on the inductor.
Two sinusoidal voltages of the same frequency have rms values of 8 V and 3 V. What is the smallest rms value that the sum of these voltages could have? The largest? Justify your answers.
If a current 5.0 A lags the applied voltage 230 V by an angle ϕ, it can be resolved into two components, OA in phase with the voltage and OB lagging by 90°. If the phasor diagram in to a circuit possessing resistance and inductance in series, OA and OB must not be labelled and respectively. It has become the practice to say that the power factor is laggingwhen the current lags the supply voltage, and leading when the current leads the supply voltage. This means that the supply voltage is regarded as the reference quantity. (a) A 30 μ F capacitor is connected across the applied voltage, 50 Hz supply. Calculate the reactance of 30 μ F capacitor connected across applied voltage (b) the reactance of the capacitor; (c) the current.
Consider the circuit shown in Figure P5.79. Find the phasor current I. Find the power, reactive power, and apparent power delivered by the source. Find the power factor and state whether it is lagging or leading. Repeat Problem P5.79, replacing the inductance by a 10- μF capacitance.
Two loads, A and B, are connected in parallel across a 1-kV-rms 60-Hz line, as shown in Figure P5.81. Load A consumes 10 kW with a 90 percent lagging power factor. Load B has an apparent power of 15 kVA with an 80 percent lagging power factor. Find the power, reactive power, and apparent power delivered by the source. What is the power factor seen by the source? Repeat Problem P5.81 if load A consumes 5 kW with a 90 percent lagging power factor and load B consumes 10 kW with an 80 percent leading power factor.
Determine the power for each source shown in Figure P5.76. Also, state whether each source is delivering or absorbing energy.
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.