Answer / chakradhar

rectifiers can do the wok in combination with a transformer.
else
inverters can also be engaged for the same purpose

Answer / rajesh

with the help of inverters

convert dc to ac using thyristor (power electronic device )

Answer / ravisingh53

With the help of Inverter circuit and step up/down
transformer we can convert DC into Variable AC

Answer / c.ramu

we can convert the dc to equivalent ac by using Digital to
Analog converter.often called as DAC

how we select the mva rating of the circuit breakers?

1 Answers  

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I am B.E.electrical engineer having 7 years of experience in Transformer testing upto 315 MVA.I want to khow how I can get the 'Electrical Valuer' License.

0 Answers  

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what type of relay has to be used for tripping the circuit from mains when a fault occur in a machine

3 Answers  

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On the transformer breather at what length should i change my sililca gel.

4 Answers  

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HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

0 Answers  

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What is BMS System???Types...

4 Answers   Emerson,

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what are the specifications we must look at to select a relay for any capacity motor?

0 Answers  

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What are the maximum and minimum ratings of MCB,MCCB,ACB,OCB,VCB and SF6 breakers?

2 Answers   ABB, SK E&C, Sodexo,

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How will be the single line diagram of series trip HT breaker? how it works?

0 Answers   HAL,

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What is corona loss?

2 Answers   PWD,

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How much minimum insulation required between 11kv/3.3kv transformer windings?

0 Answers   Descon,

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How does ELCB work when exist earth foult? and How does RCCB work when exist earth foult?

1 Answers  

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