Determine the efficiency of the transformer, Physics

Assignment Help:

A 400kVA transformer has a primary winding resistance of 0.5Ω and a secondary winding resistance of 0.001Ω .

The iron loss is 2.5kW and the primary and secondary voltages are 5kV and 320V respectively. If the power factor of the load is 0.85,

Determine the efficiency of the transformer

(a) on full load, and

(b) on half load

 


Related Discussions:- Determine the efficiency of the transformer

Determine the effective focal length of the combination, Two thin convex le...

Two thin convex lenses of focal lengths 0.15m and 0.2m are separated by a distance of 0.6m. Determine the effective focal length of the combination.

Electrostatics, the two point charges +10 nano coulomb and -20 nano coulomb...

the two point charges +10 nano coulomb and -20 nano coulomb are seperated by a distance 0.1m. calculate the neutral point along the line joining of two charges

Evaluate the magnitude and direction of the total momentum, Two arrows are ...

Two arrows are fired horizontally with the same speed of25.0 m/s. Each arrow has a mass of0.116 kg. One is fired due east and the other due south. Find the magnitude and direction

How to find the acceleration of a body , How to find the acceleration of a ...

How to find the acceleration of a body in a non inertial frame on the action of friction? Solution) Use the concept of pseudo force. Multiply  the mass of the body of which you

Are heat fuses necessary, Are heat fuses necessary? The working temper...

Are heat fuses necessary? The working temperature range of the fiber optics ordinary end is critical if the performance of the system is to be kept and the life guaranteed. A

Calculate the heat capacity of the system, During some kind of process the ...

During some kind of process the pressure of 2 mol of nitrogen gas linearly depends on the volume: p = p 0 + kV here p 0 and k are constants. What are the values fo

Explain conservative force and non-conservative force, Conservative Force :...

Conservative Force : A force is told conservative when the work completed by the force in moving a particle from an instance to another instance is independent of the path followed

Explain x-rays, X-rays was discovered by scientist Rontgen that's why they ...

X-rays was discovered by scientist Rontgen that's why they are also known as Rontgen pulses. Rontgen discovered that when pressure inside a discharge tube kept 10 -3 mm of Hg a

What are the favorable conditions for formation of cat ions, There are seve...

There are several conditions for formation of cat ions ? Low Ionisational potential ? Lesser Charge ? More atomic size of atoms forms cations easily ? Ions having Inert

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