For a given circuit element, the average power P is 1 and the reactive power Q is 0, then the instantaneous power p(t) fot t-T/2 is: Select one: O a.0 VA O b. 1 VA Oc.None of these O d.2 VA
Q: )An alternating e.m.f. of 100 V is induced in a coil of impedance 10 + j25 Ω. To the terminals if…
A:
Q: In the series-parallel circuit shown, the RMS value of the voltage across the parallel part of the…
A:
Q: Item 7 of 10 The ratio between the active power and the apparent power of a load in an ac circuit is…
A:
Q: Impedance 2 = Source current Is = A Apparent power S = VA Resistor current IR = A А Active power PR…
A:
Q: b) Find the maximum average power. j18 2 20 2 j60 480 /0° V (rms) j20 Q Solution:
A:
Q: For a given circuit elemnent, the average powerP is 1 and the reactive power Q is 0, then the…
A:
Q: for a given circuit element, the average power p is 1 and the reactive power q is 0, then the…
A: Instantaneous power units= VA
Q: draw an AC circuit that consists of a coil capacitor and a resistor connected in series to each…
A: Given data, R=15 Ω, L = 29 mH, C=47 μF Frequency f = 50 Hz
Q: The following is given for a series R-L-C circuit: resistor (R) = 8 Ohms, an inductor (L) = 32 mH…
A:
Q: if a Load absorbs an average power of 8 kW at a leading power factor of 0.5 Select one: O a. None of…
A:
Q: For a given circuit element, the average power P is 0 and the reactive power Q is 1, then the…
A: Given:Average power, P=0 WattReactive power, Q=1 VAR
Q: A capacitor of 3.18 microfarads is connected in parallel with a resistance of 2000 ohms. The…
A: A capacitor of 3.18 μF is connected in parallel with a resistance of 2000 ohms. The combination is…
Q: 2. For the system of figure, with ci(t) m(t) x(t) y(t) z(t) sin(@ct), cos(@ct), c2(t) sketch Y(@)…
A:
Q: 1- Given the voltage v(t) = 120 cos (314t + n/4) V, determine the frequency of the voltage in Hertz…
A: Dear,as per company guidelines we can answer only one question at a time, kindly post other question…
Q: 1. The apparent power of a load is 4300 VA with lagging power factor of 0.875. The magnitude of the…
A: as per our company guidelines, we are supposed to answer only the first 3 sub-parts. Kindly repost…
Q: For a given circuit element, the average power P is 1 and the reactive power Q is 0, then the…
A:
Q: An AC voltage of the form Av = 65 sin 330t where Av is in volts andt is in seconds, is applied to a…
A:
Q: The reactance X of capacitance =jwc True False The amplitude of 12πcos(300t) =12 True False The…
A: Given True or false questions.please find the below attachment for clear explanation.
Q: In the following circuit, the supply voltage is defined as V(t) = 325 sin (314t – 30o) and L = 2.2H.…
A: Given: V(t) = 325 sin (314t – 30°)L = 2.2H
Q: QI- For the given circuit find the generated powers P, Q , AP , and the PF of the source? 30/0° V…
A: The circuit diagram is: The equivalent impedance is:
Q: find Is(t) ,(Average Power: P) ,(Reactive Power: Q), (Apparent Power: S), and (power factor: PF) 10Ω…
A: To find: Is(t) , (Average Power: P), (Reactive Power: Q), (Apparent Power: S), and (power factor:…
Q: The given reactive power Q = VIsinØ, the current and voltage of the equation are the %3D maximum…
A:
Q: 2-j 1+5j 6040° [Vrms]
A:
Q: 102 0.3H 1mF i, (1) v, (t) = 200 sin100t V
A:
Q: Example: Find the rms value for the voltage waveform given by v(t)=50+30 Sin 0.
A: Voltage wave form is given by v(t)=50+30sinθ
Q: Find the equivalent impedance of the circuit below. 10 Ω -j10 Ω j15 Ω 5Ω 2 Ω Zea Μ 8 Ω wj5 Ω
A: given
Q: For a given circuit element, the average power P is 0 and reactive power Q is 1, then the…
A: Given:Average power, P=0 WattReactive power, Q=1 VARAs, the Reactive power of the circuit is 1, the…
Q: Determine the complex rms equivalent expression of the time-harmonic fields 1. V E = 5e-0.01z sin(t…
A: (1) Given that, E=5e-0.01xsint-x+π6y ^ V/m calculate the complex RMS equivalent of E…
Q: For a given circuit element, the average power P is 0 and the reactive power Q is 1, then the…
A: Instantaneous power
Q: A 100 Z0°V 120HZ generator and a 8020°V 6OHZ generator are connected in series with a 60V battery…
A: VG1=100∠0°VVG2=80∠0° Vf=120HzR=3ohmL=2.65mH V=60V
Q: Determine the value of impedance Z for transferring the maximum power. Calculate the average power…
A: Solution - Given, ω= 5 rad/secL=jωL = j*5*1 = 5jC=1jωC=1j*5*0.04=-5j
Q: For a given circuit element, the average power P is 1 and the reactive power Q is 0, then the…
A:
Q: The parallel circuit shown has a total average power of 1500 W. Obtain the complex power, active…
A:
Q: Problem #1 Find the phasor transform in rms of each trigonometric function: a) v(t) = 170 cos (377t…
A:
Q: The apparent power entering a certain load Z is 250 VA at a power factor of 0.8 leading. Q1) If the…
A: (a): The RMS current is:S=VrmsIrmsIrms=SVrmsIrms=250125Irms=2A (b): The power factor angle is:…
Q: For the circuit shown, what is the reactive power, Q, consumed by the load impedance? (Assume the…
A: The given circuit is:
Q: d) What is the power of the signal below? x(t) = 5 cos(10t + π/2) + 3 cos(20t + π/3) TIP: use the…
A: Given, xt=5cos10t+π2+3cos20t+π3 To find: (d) The power of the signal. (e) Power of a sum of…
Q: The current in an a.c. circuit at any time 't' seconds is given by, i = 120 sin (100at + 0.36) A.…
A: In this question we need to find a RMS current , frequency , phase angle and instantaneous current .
Q: Q.2) A step-down chopper circuit is supplied with power from an ideal battery of terminal voltage…
A: We have to find rms value, average value and ripple factor Ripple factor is given as Ripple factor…
Q: An AC voltage of the form Av = 65 sin 330t where Av is in volts and t is in seconds, is applied to a…
A:
Q: For a given circuit element, the average power P is 1 and the reactive power Q is 0, then the…
A:
Q: 25) Which one of the following is true of ac circuits with reactive elements? 25) A) The magnitude…
A:
Q: Find the average power, the reactive power, and the apparent power absorbed by the load in the…
A:
Q: The voltage across it v (t) = 10 . The equivalent of a circuit with cos (2000 . t + 30°) V If the…
A:
Q: 13) An ac circuit is shown in the figure. The rms current in the circuit is 1.3 A. A) Find the…
A: First we will find equivalent impedance of series RLC circuit . Then from given current, we will…
Q: Problem 1 • A sinusoidal current of 10Arms at a 60Hz fundamental frequency is contaminated with a…
A: Dear student as per our guidelines we are supposed to solve only one question in which it should…
Q: For a given circuit element, the average power P is 0 and the reactive power Q is 1, then the…
A: Average power P= 0W Reactive power Q= 1VAR The instantaneously power P= ?
Q: QI-A) A sinusoidal vohage v,(t) = 20 sin wtis passed through half wavarectifier. Find 1) The period…
A:
Q: 2. From the given circuit, solve for the complex power, apparent power, average power, reactive…
A: Power factor: It tells how much active power is utilized by the circuit from the apparent power. The…
Step by step
Solved in 2 steps with 1 images
- The average value of a double-frequency sinusoid, sin2(t+), is given by (a) 1 (b) (c) ZeroThe impedance ZL in the circuit is adjusted for maximum average power transfer to ZL. The internal impedance of the sinusoidal voltage source is 4+j7 Ω. 1. a) What is the maximum average power delivered to ZL?2. b) What percentage of the average power delivered to the lineartransformer is delivered to ZL?A circuit consists of a series connected 84 Ω resistor and a 163 mH inductor. The circuit supply is a 121 V rms source with a frequency of 42 Hz. Ultimately, you need to calculate the average power dissipated in the circuit. You should have found the polar form of the complex current. The average power dissipated in the resistive and reactive circuit is: ?=??cosφ where φ is the phase of the current, and V and I are the rms values. Finally, calculate the circuit Power Factor (cos?) where φ is the phase of the current. Finally, will the circuit Power Factor cos? be lagging or leading?
- An industrial load is driven from a single phase supply at 91 V. Load current is 6 A. Power Factor is 0.651 lagging. What value of Q of Power Factor Correction capacitors are needed to be added to bring the Power Factor to 1.00? Result should be in VARs, magnitude only (no sign)Three sinusoidal alternating currents of RMS 5, 7.5, and 10 A are having the same frequency of 50 Hz with the phase angle 30, -70, and 45 degrees respectively. Find the average value in amperes. choices: a. 4.5, 6.76, 9.0 b. 5, 7.5, 10 c. 5.56, 8.83, 11.11 d. 6.0, 8.0, 10.0 Refer to previous problem, write the equations for their instantaneous current in ampere values. choices: a. i1 = 7.07 sin(314t + 30), i2 = 10.61 sin(314t + 70), i3 = 14.14 sin(314t + 45) b. i1 = 7.07 sin(314t + 30), i2 = 10.61 sin(314t - 70), i3 = 14.14 sin(314t + 45) c. i1 = 7.07 sin(314t - 30), i2 = 10.61 sin(314t - 70), i3 = 14.14 sin(314t + 45) d. i1 = 7.07 sin(314t - 30), i2 = 10.61 sin(314t + 70), i3 = 14.14 sin(314t + 45)1.A sinusoidal voltage wave has an RMS value of 70.71 V and a frequency of 60 HZ. Determine the value of the voltage 0.0014 second after the wave crosses the wt axis. 2. The voltage and current of an AC circuit are as follows e= 141.4 sm 377t V and i= 10sin (377t - 150) A. Find the phase angle. 3. Determine the average power delivered to networks having the following input voltage and current.a. e= 100 sin ( wt+ 40 degree)i= 20 sin ( wt + 60 degree)b. e= 150 sin ( wt -70 degree)i = 3 sin ( wt - 50 degree)
- I turned the voltage value of the AC source into Vrms and got magnitude 16.97 & angle 10.Then calculated the impedance of Load A to be [ -9.28 - j23.4 ]. From that, I calculated the complex power of load B to be [ -2.42 + j6.33 ] my power factor calculation I am using inverse tan ( Q/P) , where Q i got -1.91 & P to be 5.559, which I got from my total complex power. If that helps. But I am calculating a negative power factor, so i am curious where I went wrong, Thank you!Calculate the average power abosorbed by each passive component in the circuit diagram and determine the total average power supplied by the current source. (Given answer : P3Ω=56.60W, P4Ω=33.96W, PL=0, PCS=90.50W)a. Find the total admittance and impedance in polar form b. Draw the admittance and impedance diagram c. Find the voltage E and currents IR , IL , and Ic in phasor form d. Draw the phasor diagram of the currents Is, IR, IL and IC, and the voltage E. e. Verify Kirchhoff’s current law at one node f. Find the average power delivered to the circuit g. Find the power factor of the circuit, and indicate whether it is leading or lagging. h. What happened if R= 10 Ω
- A. Find the total impedence Zt in polar form. B. Draw the impedence diagram. C. Find the current and voltages Vr,VL and VC in phasor form. D. Draw the phasor diagram of voltage E,VR,VL and VC and the current I. E. Verify kirchoff's voltage law arround the closed loop. F. Find the average power delivered to the circuit. G. Find the power factor of the circuit, and indicate whether it is leading or lagging. H. What happened if Xc=2ohm? Please explain.The variable resistor Ro in the circuit shown is adjusted until maximum average power is delivered to Ro.1. a) What is the value of Ro in ohms?2. b) Calculate the average power delivered to Ro.3. c) If Ro is replaced with a variable impedance Zo, what is themaximum average power that can be delivered to Zo?4. d) In (c), what percentage of the circuit’s developed power isdelivered to the load Zo?A 60 Hz sinusoidal voltage v = 141sinwt is applied to a series RL circuit. The values of the resistance and the inductance are 3 ohms and 0.016 henry respectively. a) Compute the rms value of the current and its phase angle with respect to the voltage. b) write the expression of the instantaneous current.