Answer / omer169

A transformer is a static Electric Machine which can change ac quantity (voltage or current) from one level to other level.

Answer / kaustubh soman

Transformer is static device which transfer voltage either
step up or step down without changing its frequency.

Answer / parveen

Transformer is working based on the mutual induction theory.

It have 2 winding. Primary & Secondary winding.

Primary winding :- which get input from main supply.

Secondary winding:- which give back output (desire supply).


It is rated in KVA.

Answer / sudhakar

which converts the voltage without change of its frequency
from primary to secondary

Testing report of Earthing of 3.15 MVa PTR.

0 Answers  

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what is diffence between synchronus and asynchronus AC motor.?

1 Answers  

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A shopkeeper allows 10% discount on the price of an article and sells it for Rs 7,600. What is the marked price of the article?

1 Answers  

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why the iron chains were hanged at the back or front of the trucks earlier which were touching the earth?

2 Answers  

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what is closing resistor in circuit breaker? why it used?

3 Answers  

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How to calculate amount of copper used in a motor (AC&DC), generator and transformer? Datasheet provides power rating and mass of the equipment....can we somehow use this available info.

1 Answers  

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What is the basic principal of Diesel genarator?

3 Answers   Juniper Networks, MRF,

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Why is it preferred to use a wattmeter(s) to measure power in three phase systems rather than using a combination of other instruments e.g. voltmeters, ammeters etc?

2 Answers  

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A 60W,250V bulb when connected to a 230V supply will it give more light or less or will be give normal light?

3 Answers   MahaGenco,

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State the formula for overall efficiency of thermal power station

0 Answers  

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WHY WE USE SIEMENS plC

3 Answers  

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why rating of motor in HP

2 Answers   MSL,

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