Understand ac power concepts, their relationships to one another, and how to calculate them in a circuitA load consisting of a 1.35 kΩ resistor in parallel with a 405 mH inductor is connected across the terminals of a sinusoidal voltage source vg, where vg = 90 cos 2500t V. Find 1. a) the average power delivered to the load,2. b) the reactive power for the load,3. c) the apparent power for the load, and4. d) the power factor of the load.

Understand ac power concepts, their relationships to one another, and how to calculate them in a circuitA load consisting of a 1.35 kΩ resistor in parallel with a 405 mH inductor is connected across the terminals of a sinusoidal voltage source vg, where vg = 90 cos 2500t V. Find 1. a) the average power delivered to the load,2. b) the reactive power for the load,3. c) the apparent power for the load, and4. d) the power factor of the load.

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 2.7P: Let a 100V sinusoidal source be connected to a series combination of a 3 resistor, an 8 inductor,...

See similar textbooks

Similar questions

Convert the following instantaneous currents to phasors, using cos(t) as the reference. Give your answers in both rectangular and polar form. (a) i(t)=5002cos(t30) (b) i(t)=4sin(t+30) (c) i(t)=5cos(t15)+42sin(t+30)
An industrial load consisting of a bank of induction motors consumes 50 kW at a power factor of 0.8 lagging from a 220-V,60-Hz, single-phase source. By placing a bank of capacitors in parallel with the load, the resultant power factor is to be raised to 0.95 lagging. Find the net capacitance of the capacitor bank in F that is required.
a) Find the phasor current I. Enter your answer using polar notation. b) Find the power delivered by the source and the reactive power delivered by the source. c) Find the apparent power delivered by the source and the power factor
Clear my choice A capacitor is connected in parallel with a load of S= 6000 VA, and pf3D0.8 lag. The load is operating at 180 V and a frequency of 60 Hz. Calculate the capacitance value that will correct the power factor to pf=1. Select one: O a. 0.295 mf O b. None of them c. 0.354 mf O d. 6000 mf An 8 kVA motor operates at a 0.75 power factor, the real power is then: Select one: О 60 KW O 600 W O None of the Answers O 6000 W What term describes the maximum expected error associated with a measurement or a seńsor? 113 ) A ENG 12-A
Write a report to compare between Ac Through capacitance and AC through in inductance then: For the circuit shown beside, find The average power delivered to * .the circuit I 92 100 0 v 82 -j72 b ww
When a resistor is connected across the terminals of an ac generator (117 V) that has a fixed frequency, there is a current of 0.332 A in the resistor. When an inductor is connected across the terminals of the same generator, there is a current of 0.365 A in the inductor. When both the resistor and the inductor are connected in series between the terminals of this generator, what is (a) the impedance of the series combination and (b) the phase angle between the current and the voltage of the generator? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise. (a) Number (b) Number Buda i Vrms R Irms.R Circuit 1 Units Units Vrms. Irms, L Circuit 2 > L Vrms R www Circuit 3
= 960 N 60 Hz R = 490 N ell X = 230 0 The 60-Hz ac source of a series circuit has a voltage amplitude of 120 V. The resistance, capacitive reactance, and inductive reactance are as shown in the figure. What is the rms current in the circuit? * A
ESSAY: Describe what happens to the power in this RLC series circuit as the capacitance decreases. Explain in general terms why the observed change should occur. Understand the effects of basic electrical components on the average power of the system and the concept of power factor. Differentiate between average power and real power.
The equations of the currents in two parallel- connected electric devices are İz=11.3(sin377+90°) and iz=8.5sin(377t -90°). What is the rms value of the resultant current?
solve for the total complex, apparent, average, and reactive power. sketch the power triangle
The complex power for an ac circuit is given as S=5ej(pi/4) VA. What will be the value of the real power and what will be the value of the reactive power?
An rms voltage of 22.2 V with a frequencyof 1.00 kHz is applied to a 0.290-mH inductor. (a) What is the rmscurrent in this circuit? (b) By what factor does the current changeif the frequency of the voltage is doubled? (c) Calculate the current for a frequency of 2.00 kHz