Find the line and load voltages and turns ratio

Assignment Help Electrical Engineering
Reference no: EM13230094

A ideal transformer is rated at 4800/480 volt, at 75KVA. it is connected as a step down auto transformer. find the line and load voltages, turns ratio and total apparent, real and reactive power at full load and at 60% rated load at a power factor of 90%, lagging.

Reference no: EM13230094

Questions Cloud

What offensive or defensive strategic options : as the advisor to Keyes what offensive or defensive strategic options would you recommend for blockbuster as the company moves forward? In particular, how would you approach the technology issues facing the company?
What are the defensive strategies for blockbuster : will new competition for Redbox and digital content providers force blockbuster to alter its strategy? If yes, what are the offensive strategies for blockbuster? If not, what are the defensive strategies for blockbuster? explain in detail.
How many of the benefits of bringing the plant under control : SPC is an operational level technique of ensuring quality conformance. How many of the benefits of bringing the plant under control would you class as strategic?
Estimate the starting concentration of impurity : A limited source diffusion is used to define the base of an npn transistor. Estimate the starting concentration of impurity if the base-collector junction lies 1micro-meter below the surface after 2h diffusion at 1100 degrees C.
Find the line and load voltages and turns ratio : A ideal transformer is rated at 4800/480 volt, at 75KVA. it is connected as a step down auto transformer. find the line and load voltages, turns ratio and total apparent, real and reactive power at full load and at 60% rated load at a power factor..
Find the all day efficency at a power factor : A 4800/480 volt, single phase transformer is rated at 75KVA. test results performed for rated power showed the following. short circuit test V=80v, P= 2470W, I= Rated current open circuit test V= 480v, I=4Amp, P=616W
Identify potential unethical actions or inactions related : Identify three potential unethical actions or inactions related to decision analysis and the ethical principle each violates ?
Define facilitate storage nd retrieval of persistent objects : How do you create a class in Java to enable its object to be persistent What are Java data streams and how are they used to facilitate storage and retrieval of persistent objects
What are some different companies : What are some different companies that could benefit from using this type of inventory management and why?

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Compute the valur of capacitance needed to tune antenna

a radio antenna operating at 1.5 MHz has an input impedance of 6+j226 ohms. A capacitor is connected in series with it for tunning purposes. compute the valur of capacitance needed to tune the antenna to resonance.

  Use the fourier series analysis integral to compute

Draw a labeled sketch of x(t) over a few periods: be careful, make sure you follow the exact definition of x(t)

  Design a 4-bit decrementer using half-adders

Design a 4-bit decrementer using Half-adders and inverters as building blocks. The circuits impleents A-1=S. Draw the circuit diagram. Hint: consider addtion of the 2s complement of -1 =1111. Begin with a 4-bit adder circuit constructed with 1-bit..

  Which is not always possible within fcc guidelines

Transmitting data at higher speeds generally requires a wider bandwidth, which is not always possible within FCC guidelines. In addition to the wider bandwidth, higher speed transmission also requires a higher transmit power. Why

  Calculate the resistor values in the designs for scaling

Frequently, the output of transducers are much smaller than what an A/D converter expects on its input. That would require an amplifier to match it. Sometimes the output does not start at 0V. Usually the minimum reference input voltage of an A/D

  Finding appropriate source for the electrical load

Finding appropriate source for the electrical load, Have four circuits. One takes 9Vdc, two 5Vdc, and last one takes 12Vdc. Have variable transformer for source. How do I calculate or choose the voltage needed to run all four circuits with out blo..

  What is the rms amplitude after it has traveled

A coaxial cable has a loss of 5.6 dB at a frequency f. A signal at f has ans rms amplitude of 1.7 mV at the cable input. What is the rms amplitude after it has traveled the length of the cable

  Find the surface temperature in k of the computer chip

For computer chip of 10mm (length), 5 mm(width) is operated by power of 0.645 watt, which surrounded by coolant material of temp of 80 F. Find the Surface Temperature in K of the computer chip during the heat transfer of convection.

  Explain the physical meaning of z transform

Please list the properties of Discrete Fourier Transform. Explain each property with an example to show what it means physically and explain the physical meaning of Z Transform

  What is the total volume of silica

A silica fiber has an outer diameter of 125 micro meter. What is the total volume of silica for a 1-km length? This fiber is wound on a spool whose unloaded diameter is 20 em. The spool height is 10 em. Compute the diameter of the fully loaded spo..

  Explain control systems and laplace transformations

Control Systems and Laplace Transformations, What is the step response of a system whose transfer function has a zero at -1, a pole at -2 and a gain factor of 2?

  Find the temperature of the hot filament

A certain lightbulb has a tungsten filament with a resistance of 21.9  when at 20.0°C and 145 when hot. Assume the resistivity of tungsten varies linearly with temperature even over the large temperature range involved here.

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