Answer Posted / chow

YES

How to do fabrication , busbar and wiring cost for : 1. LT Panels 2. C& R Panel

1888

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Can we use shunt trip coil instead of trip coil with protection relay for protection?

1711

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how we will deside the high voltage value

1930

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why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

1962

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How many types of protection relays are there based on the characteristic?

1047

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How to control motor gearbox speed and friquency? If length of cable and dia given, how to measure the voltage drop?

1989

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In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???

2492

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What are the characteristics of negative feedback?

1025

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what's the requirement of Dy11d0 connection of 3 phase transformer?what's use of it?

7949

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Define cuttoff frequency?

1035

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At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?

2004

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Dear sir, iam completed iti ncvt electrician 2000-2002 & diploma electrical eng completed 2008-2010 distance education in rvd university, still i got B licences only but my working company want C licences, how to i get c licencese pls reply me iam in critical situation thank you karthick 9841637803

1653

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How we calculate the size of ht cable for any transformer

2051

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Why we make earth connection with Transformer Body and What will be the minimum size of copper wire as per code with respect to KVA rating of Transformer?

1798

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What are the advantages of skewing of cage rotor conductors?

1174

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