Homework Answers
We found this as -
![Son » ucts =) 100 sin (wt & 700) ilts 20 cos (wt +30) we know, sin (goto ) ) coso. ict) ] 20 sin (sot wt + 310) o) wt tool .](http://img.homeworklib.com/questions/26d08440-a541-11ea-9b73-0134505bfe76.png?x-oss-process=image/resize,w_560)
20. The voltage and current in an electrical load is given by v(t) = 100 cos(wt...
20. The voltage and current in an electrical load is given by v(t) = 100 cos(wt + 15°) and i(t) = 2 cos(wt – 15°). The reactive power Q in the load is 21. An electrical load absorbs an average power of 8kW at a leading power factor of 0.8. The reactive power in the load is 22. A balanced Y-connected load with an impedance of 104–30°N? per phase is supplied by a balanced A-connected source with Va = 208/30°V...
I just need answers to f,g,and h connected motor is connected to Vi-L 120 3T/6 V-rms, 50 Hz three e resistance and inductance of each phase is 8-Ω and 0.04 H, respectively. The PS. A three-phase p...
I just need answers to f,g,and h
connected motor is connected to Vi-L 120 3T/6 V-rms, 50 Hz three e resistance and inductance of each phase is 8-Ω and 0.04 H, respectively. The PS. A three-phase phase source. The wire between a source and the motor has 0.1-Ω of resistance and 1 mH inductance. nd the phase voltage. (2 pts.) a single-phase diagram of the system with its values. (5 pts.) c) Find the line current (magnitude and phase) for...
Problem 1 A 3-phase, Y/Y system is supplied from a 450 V (line). The load impedance...
Problem 1 A 3-phase, Y/Y system is supplied from a 450 V (line). The load impedance is 6tj 10 Ω/phase. Please do the following a) Draw the single-phase equivalent circuit of phase A b) Find the magnitude of all line and phase currents c) Find the real power delivered to the load d) Find the reactive power delivered to the load e) Find the apparent power delivered to the load f) Find the power factor of the load
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be co...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be compensated by adding shunt capacitors. The network frequency is known as 50 Hz. The load resistances are R 330ΣΩ and the load inductances are L H. The phasor of the voltage for R phase is given as V 220/2 Volts. a) Find the followings before connecting the power factor compensation capacitors: i) The effective values of the line currents IR, Is, IT, ii)...
a) define complex power in terms of the supply current i and v b) draw separately...
a) define complex power in terms of the supply current i and v b) draw separately the current and power phasor relations for the case of a load consisting of a series connection of a resistor and an inductor across the voltage supply c) A single phase load connected to a 230V, 50Hz source draws is rated 1.84kVA at a phase angle of 40,lagging, determine the current drawn from the supply and load power factor, calculate the active and reactive...
(0.75,5.598) i(t) in A p(t) in W (2.167,0) t(s) (0.25,-0.402) (0.333,0) (0.167.0) Figure 1: Time-domain plots...
(0.75,5.598) i(t) in A p(t) in W (2.167,0) t(s) (0.25,-0.402) (0.333,0) (0.167.0) Figure 1: Time-domain plots of y(t), i(t) and p(t) For some impedance, Fig. 1 shows the time-domain plots of the voltage, current and instantaneous power. Using the given readings (for each point, the first value is time in seconds and the second value is the voltage in Volts or current in Amperes or instantaneous power in Watts), answer the following questions: 1. The impedance is 1. Inductive, 2....
Problem 3ph [10 pts]: Y-connected source: A Y-connected balanced three-phase source is feeding a ...
Please show how this transformers problem is done. Thanks!
Problem 3ph [10 pts]: Y-connected source: A Y-connected balanced three-phase source is feeding a balanced three-phase load (it doesn't matter whether the load is Y or Delta connected). The voltage and current of the source are: van (t) - 340 sin (377t + 0.5236) ia(t) 100sin (377t 0.87266) Calculate the following: (a) The rms phase voltage (Van, magnitude and phase). (b) The rms line-to-line voltage (Vab, magnitude and phase) (c) The...
The phasor voltage across a certain load is V = 1000√ 2∠ 30∘ V, and the...
The phasor voltage across a certain load is V = 1000√ 2∠ 30∘ V, and the phasor current I = 15 √ 2∠ 70 ∘ A. Determine the power factor. Determine the power. Determine the reactive power. Determine the apparent power delivered to the load. Determine the impedance. Is the power factor leading or lagging?
1) Figure- generator is producing a line voltage of 480 V, and the line impedance is...
1) Figure- generator is producing a line voltage of 480 V, and the line impedance is 0.09 + j0.16 . Load 1 is Y connected, with a phase impedance of 2.5236.87° 0 and load 2 is A connected, with a phase impedance of 54-20° n. shows a three-phase power system with two loads. The A-connected 2 0.09 j0.16 n w Vca= 4802-240° V + Vab = 48020 V Vhc = 480-120° V 0.09 j0.16 0.09 j0.16 Load 1 Load 2...
A closed loop eircuit having an ()-169.7cos(120nt+30)V The 16.97cos(120mt + 30) A The reexaltant current (a)...
A closed loop eircuit having an ()-169.7cos(120nt+30)V The 16.97cos(120mt + 30) A The reexaltant current (a) Express v (t) and i,(e) in phasor form using the RMS values t) Draw the phasor diagrame for v.(o and i,(0. Also mention the pha angle difference. Does 1,(t) lead or lag v(? inductive or capacitive? alculate the complex power supplied by the source to the impedance ine the associated impedance of the cireuit. Is the ci Draw the power triangle and represent the...
20. The voltage and current in an electrical load is given by v(t) = 100 cos(wt + 15°) and i(t) = 2 cos(wt – 15°). The reactive power Q in the load is 21. An electrical load absorbs an average power of 8kW at a leading power factor of 0.8. The reactive power in the load is 22. A balanced Y-connected load with an impedance of 104–30°N? per phase is supplied by a balanced A-connected source with Va = 208/30°V...
I just need answers to f,g,and h
connected motor is connected to Vi-L 120 3T/6 V-rms, 50 Hz three e resistance and inductance of each phase is 8-Ω and 0.04 H, respectively. The PS. A three-phase phase source. The wire between a source and the motor has 0.1-Ω of resistance and 1 mH inductance. nd the phase voltage. (2 pts.) a single-phase diagram of the system with its values. (5 pts.) c) Find the line current (magnitude and phase) for...
Problem 1 A 3-phase, Y/Y system is supplied from a 450 V (line). The load impedance is 6tj 10 Ω/phase. Please do the following a) Draw the single-phase equivalent circuit of phase A b) Find the magnitude of all line and phase currents c) Find the real power delivered to the load d) Find the reactive power delivered to the load e) Find the apparent power delivered to the load f) Find the power factor of the load
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be compensated by adding shunt capacitors. The network frequency is known as 50 Hz. The load resistances are R 330ΣΩ and the load inductances are L H. The phasor of the voltage for R phase is given as V 220/2 Volts. a) Find the followings before connecting the power factor compensation capacitors: i) The effective values of the line currents IR, Is, IT, ii)...
(0.75,5.598) i(t) in A p(t) in W (2.167,0) t(s) (0.25,-0.402) (0.333,0) (0.167.0) Figure 1: Time-domain plots of y(t), i(t) and p(t) For some impedance, Fig. 1 shows the time-domain plots of the voltage, current and instantaneous power. Using the given readings (for each point, the first value is time in seconds and the second value is the voltage in Volts or current in Amperes or instantaneous power in Watts), answer the following questions: 1. The impedance is 1. Inductive, 2....
Please show how this transformers problem is done. Thanks!
Problem 3ph [10 pts]: Y-connected source: A Y-connected balanced three-phase source is feeding a balanced three-phase load (it doesn't matter whether the load is Y or Delta connected). The voltage and current of the source are: van (t) - 340 sin (377t + 0.5236) ia(t) 100sin (377t 0.87266) Calculate the following: (a) The rms phase voltage (Van, magnitude and phase). (b) The rms line-to-line voltage (Vab, magnitude and phase) (c) The...
1) Figure- generator is producing a line voltage of 480 V, and the line impedance is 0.09 + j0.16 . Load 1 is Y connected, with a phase impedance of 2.5236.87° 0 and load 2 is A connected, with a phase impedance of 54-20° n. shows a three-phase power system with two loads. The A-connected 2 0.09 j0.16 n w Vca= 4802-240° V + Vab = 48020 V Vhc = 480-120° V 0.09 j0.16 0.09 j0.16 Load 1 Load 2...
A closed loop eircuit having an ()-169.7cos(120nt+30)V The 16.97cos(120mt + 30) A The reexaltant current (a) Express v (t) and i,(e) in phasor form using the RMS values t) Draw the phasor diagrame for v.(o and i,(0. Also mention the pha angle difference. Does 1,(t) lead or lag v(? inductive or capacitive? alculate the complex power supplied by the source to the impedance ine the associated impedance of the cireuit. Is the ci Draw the power triangle and represent the...
Most questions answered within 3 hours.
-
The denaturation of proteins can be described by the
equilibrium
F⇌U
where F and U represent...
asked 50 minutes ago -
Please answer what the maximum and minimum force is, and the
angle on the ion is...
asked 52 minutes ago -
implement a program that reads a number of rows and a symbol.
The program will draw...
asked 58 minutes ago -
Assume that when adults with smartphones are randomly selected,
45% use them in meetings or classes....
asked 1 hour ago -
Determine the number of formula units of
Na2SO4 and moles of oxygen contained in 8.11
moles...
asked 1 hour ago -
Explain in steps on the following code
What would be the output when executed
using System;...
asked 1 hour ago -
Given the information in the table, which of the following
statements is CORRECT?
Stock A
Stock...
asked 1 hour ago -
Write MARIE assembly language programs that do the following:
Write a program that inputs an integer...
asked 1 hour ago -
Explain an understanding of services and protocols.
Explain the job of DNS.
Explain the three email...
asked 1 hour ago -
(As soon as possible) Balance each of the following equations
according to the half-reaction method:
H2O2(aq)...
asked 2 hours ago -
A thin rod with a mass of 3.5kg and a length L=1.5 m is oriented
horizontally....
asked 1 hour ago -
Inheritance pattern in BRCA 1
Describe the inheritance pattern of BRCA 1 Is it recessive or...
asked 1 hour ago