What size capacitor should be placed in parallel

Assignment Help Electrical Engineering
Reference no: EM13231051

A Y-connected load has an impedance of 25+j12 ohms in each phase. It is desired to raise the load power factor to .95 lagging.

(a) What size capacitor should be placed in parallel with each phase impedance if frequence = 60 Hz

(b) Let the line voltage at the load have an amplitude of 500 V rms. How many kVAR (capacitive) are required at the load to obtain a Power Factor of .95 lagging?

Reference no: EM13231051

Questions Cloud

Design program that creates object productionworkers : Design an Employee class that has fields for the following pieces of information: Employee Name Employee Number Next, design a class named ProductionWorker that extends the Employee class
Explain the receptor protein : You are studying the binding of serine to its receptor protein. The side chain of Ser makes two H-bonds to the receptor, one to the side chain of a Thr and one to a backbone carbonyl of a Lys.
Find electric feild density as function of radial distance : A pipe of inner radius 4 cm, outer radius 6 cm, and infinate length is centered on the z-axis. Charge is evenly distributed within the wall of the pipe in the amount of 16 coulombs per meter length.Find and Plot the electric feild density as a fun..
Explain the titrant twice as concentrated in hydroxide ion : Consider a different titrant for this exercise. Suppose Ca(OH)2 were used as the titrant, instead of NaOH. This will make the titrant twice as concentrated in hydroxide ion. The analyte will still be HC2H3O2.
What size capacitor should be placed in parallel : A Y-connected load has an impedance of 25+j12 ohms in each phase. It is desired to raise the load power factor to .95 lagging. (a) What size capacitor should be placed in parallel with each phase impedance if frequence = 60 Hz
Explain zinc metal is produced by the reaction of the oxide : Zinc metal is produced by the reaction of its oxide with carbon monoxide at high temperature. The equlibrium constant for the equation
Determine the frequency response function of the low-pass : design a 4th order Butterworth band-pass filter, using a low-pass filter followed by a high-pass filter, to extract the 1200Hz and 1500Hz components from the signal x(t) a. Determine the cut-off frequencies of the low-pass and the high-pass filters..
Compute the work done in joules by the reaction : Calculate the work done in joules by the reaction when 0.35 g of Na reacts with water to form hydrogen gas at 5°C and 2.5 atm. 2 Na(s) + 2 H2O(l) 2 NaOH(aq) + H2(g)
What is the frequency resolution-df for the analysis : An engineer decides to take 600 samples at sampling frequency 9000Hz. A Fast Fourier Transform (fft) program was applied to obtain the frequency spectrum of the signal. What is the frequency resolution,df, for the analysis

Reviews

Write a Review

Electrical Engineering Questions & Answers

  The condition on the sampling period is determined

Finding the periodicity in N of the discrete time signal x(n) = Cos(3pi*Ts.n + pi/4) and then plotting the discrete signal. From this the condition on the sampling period is determined

  Calculate the traffic load per cell

The system uses a 7-cell reuse pattern. If the offered traffic per user is 0.03 Erlangs and the average number of calls per hour per user is 1.5, for an Erlang-C system with a probability of delaying a call being 5%, calculate the traffic load per..

  What is the mean number of transmissions required

If a frame is damaged then in this network the receiver sends back a request for retransmission. (For simplicity, assume all these requests arrive back perfectly at the sender). What is the mean number of transmissions required to successfully tra..

  Find the voltage gain realized

A transconductance amplifier with Ri = 2 kΩ, Gm = 40 mA/V , and Ro = 20kΩ is fed with a voltage source having a source resistance of 2kΩ and is loaded with a 1kΩ resistance. Find the voltage gain realized (from the source internal voltage to the o..

  What is apples approximate die cost

Apple A5 die size is 122mm^2 when fabricated in 45nm technology. Assume they purchase 300mm wafers at a foundry for $ 2.5K /wafer. Assume a yield of 70%. What is Apple's approximate die cost?

  Estimate the irradiance on the pv module facing south

The global radiation at the solar noon on a summer solstice in Albuquerque, New Mexico (latitude 35° N) is 60mw/cm^2. Assume that (a) 30 % of this irradiance is diffuse radiation and (b) the ground surrounding a PV module is non-reflecting

  Compute the fourier coefficients for the harmonics

Compute the power levels of the 2nd, 3rd, and 4th harmonics relative to the fundamental output signal for the Class C amplifier. compute the Fourier coefficients for the harmonics of the clipped sinusoid that results from the partial conduction an..

  Compute capacitor size

Calculate capacitor size, An electrical supply company charges its consumers a penalty if their reactive energy consumption (Kvar-hour)exceeds half their true energy consumption (Kilowatt-hour).

  Discuss the health risks assumed by this worker

A 35-year old female worker receives an x-ray exposure of 5.2 rad (whole-body) while carrying out emergency procedures in a nuclear accident. Discuss the health risks assumed by this worker as a result of the radiation exposure.

  Explain fundamental periods versus discrete time

A signal x[n] is formed by sampling a signal x(t) = -4sin(200*pi*t) at a sampling rate of 400Hz. Graph x[n] over 10 fundamental periods versus discrete time. Then do the same for the sampling frequencies of 60 and 200Hz.

  Determine the voltage regulation at rated load

A 75-kVA, 230-V/115-V, 60-Hz was tested with these results: Open-circuit test: 115 V, 16.3 A, 750 W; Short-circuit test: 9.5 V, 326 A, 1200 W a) Determine the voltage regulation at rated load, 0.8 power factor lagging.

  Design a synchronous moore finite-state machine

Using D-type flip-flops, design a synchronous Moore finite-state machine that monitors two inputs A and B, and asserts a scalar output if the number of 1s observed on the inputs is a multiple of 4.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd