Answer Posted / amritpal singh sidhu

Electrical maintenance means the care & checklist of electrical
equipments/instruments to avoid any brekdown or fault.To tighten
the all electrical connections, to upgrade the power rating of
safety-switches is also a part of Electrical Maintenance.

I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

1807

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State any two nuclear power stations in India, with their generating capacity.

1814

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hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....

1668

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Why line VTG = √3 phase VTG in star? How?

1533

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Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.

2057

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placement paper samples of mspl company

1895

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IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

1783

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what is sevice settings for mccb?How can be it setted?

2132

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What is diversity factor in electric installations?

1120

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How to select HT/MV cable size ?

2410

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How will you define capacitance?

1105

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Type of motor stater detail and working detail

1615

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What is I to C?

2051

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Which material is used for the core of a transformer and why?

1047

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I am going to appear for the RRB Chennai junior Engineer online exam. Please send me the previous exams question papers (also solved) to my mail id: rrkhandhar@yahoo.com

1927

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