Compute efficiency of 4 hours full load at 0.8 power factor, Electrical Engineering

Assignment Help:

Q. A 10-kVA transformer is known to have an iron loss of 150 W and a full-load copper loss of 250 W. If the transformer has the following load cycle, compute its all-day efficiency:

4 hours full load at 0.8 power factor

8 hours 75% full load at 1.0 power factor

12 hours 50% full load at 0.6 power factor


Related Discussions:- Compute efficiency of 4 hours full load at 0.8 power factor

Pulse width modulation, Change the brightness of the most beneficial illumi...

Change the brightness of the most beneficial illuminated LED to represent voltages among the ranges so that if the value is half way among the range then the LED should be 50% brig

Use of monitoring and control in nuclear and chemical plants, Use of Monito...

Use of Monitoring and control in nuclear and chemical plants In nuclear and chemical plants, there is generally a combination of control and monitoring taking place. Informatio

Emf produced by windings, Q. emf produced by windings? The time variati...

Q. emf produced by windings? The time variation of emf for a single conductor corresponds to the spatial variation of air-gap flux density. By suitable winding design, the harm

Calculate the maximum length of an optical fibre, Calculate the maximum len...

Calculate the maximum length of an optical fibre that exhibits 0.8dB/km attenuation if the optical output is 10mW and the power launched at the input is 150mW. [Hint: Loss, L=10 lo

Switching characteristics during turn on , Switching characteristics during...

Switching characteristics during turn on A positive  gate  pulse  between  gate and  cathodeis sufficient to turn  on a thyrisotr. In  this period  thyristor  changes its stat

What is use of co-processor in a typical microprocessor, What is use of co-...

What is use of co-processor in a typical microprocessor based system. This is a processor that works in parallel with the major processor. This has its own set of specialized i

Construction of a two stage rc coupled amplifier, Q. Describe the construct...

Q. Describe the construction of a two stage RC coupled amplifier with diagram. A cascaded arrangement of common-emitter transistor stages is shown above. The output Y1 of

Potentiometers , Which potentiometer do I need to control; 6v 2amps dc?

Which potentiometer do I need to control; 6v 2amps dc?

Explain current and magnetic force, Q. Explain Current and Magnetic Force? ...

Q. Explain Current and Magnetic Force? The rate ofmovement of net positive charge per unit of time through a cross section of a conductor is known as current, i(t) = dq / dt

Describe the processor technology used for embedded system, a. Write the ad...

a. Write the advantages of choosing a single purpose processor over a general purpose processor. b. List out the hardware units that must be there in the embedded systems. c.

Write Your Message!

Captcha
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