Answer / nandish

Transformer is a static device which transforms power from
one ckt 2 another ckt with out changing frequency.

or

This is a electrical device for step up or step down the
voltages.It has two terminals one input terminal & other
is output terminal.

Answer / srijan srivastava

transformer os statics device which are decreasses the high
voltage to low in utillization and which are increasses in
tranmission

Answer / ayushi solanki

the device which transfer voltage or current without any
loss of eletrical energy is transformer.

the need of star to delta anddelta to star

2 Answers  

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Can anyone tell me what will happen if AC & DC supply get mixed???

9 Answers  

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what is the necessity of neutral in 3 phase system?

5 Answers  

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How do you change an AC motor to DC? why there is only 50 Hz frequency in india & not other?

4 Answers   BSF, TATA,

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in Megger what type of voltage(AC or DC) are produce.how they work.

1 Answers  

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what is electricity

4 Answers  

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what is the difference b/w circuit breakers and relays?

3 Answers  

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which motor is used in mixies

10 Answers  

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why we do not get the electric shock at end of returning water of water cooled cable

1 Answers  

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1,Building containing 25 flats how much Amp 3 pole MCCB are required? 2, For the safey of each flat how many Amp RCCB can install -loaded with A/C

1 Answers   L&T,

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What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?

4 Answers   Reliance,

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why starting current is high and resistance is almost 0 during the starting of motor dc motor...?

0 Answers  

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