Answer / gaurav tripathi

auto transformer is the transformer in which only one
winding is used and output is found by changing the tapping
of the winding

Answer / chella

autotransformer is a tybe of single winding transformer
which electrical energy transfered from primary to secondary
winding by electrical as well as mutual induction

Answer / shafi

Auto transformer is electrical device which provides variable output voltage for a fixed input voltage.

Answer / thanigai1984

Auto Transformer is a single winding transformer.. we change the voltage by increasing or decrease the voltage...

Is Neutral earthing necessary for single phase system or Genset? if yes or no then why?

1 Answers  

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If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

0 Answers  

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what is the maximum demand how it is defined

1 Answers  

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circuit breaker work alone during fault condition or need any relays ?

4 Answers  

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why choke is provided in the centre of the tube light?

3 Answers  

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what is the calculation of power factor?

4 Answers   GATE,

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which motor have relatively high power factor and what is reason for have high pf? 1.capacitor run motor 2.shaded pole motor 3.capacitor start motor 4.split phase motor

0 Answers  

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WHy neutral to ground trips when neutral touches the ground

1 Answers  

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In VSD (variable speed drive)I/P and O/P connections given wrongly what will happen?

5 Answers  

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WHAT HAPPEN IF TRANSFORMER HAS GIVEN SQUARE WAVE SUPPLY

3 Answers   APTransco, NTPC,

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Does the electricity supply authority send its customers power (kW) or voltape (V)? Asked by Ivan Muliro

2 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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