Answer Posted / shiva ram

non semiconduter

What is the dc grounding system and what is diff between AC/DC grounding system?

2126

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What is formula calculation size cable wire ?

1959

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I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

1818

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How to Decide(calculate) Bush bar size for copper and aluminiam ?

2142

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What is limitedly stable system?

1139

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What is method of calculating the fault current for a MDB, 50KW, 3PH, 415V, 50HZ?

2149

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Saving in copper achieved by converting a 2 winding transformer in to an auto transformer is determined by A voltage transformation ratio B load on secondary C quality of core material D size of transformer core

3157

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Why HT 11 KV Slipring Motors are connected in star ?

2234

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How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.

2181

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I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.

2128

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What is oscillator circuit?

1147

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in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

1811

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what is mean by D.O. in distribution line poles?

1675

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state the working principle of incondenscent tube?

1948

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what is the function and use of cable differential protection relay?

2922

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