Answer / k.prakashchandra

to limit the current by lowering the voltage

Answer / anshul shekhar

diff. comp. gen. has much higher voltage than terminal
voltage at no load, also these gen. are not damaged by
short circuit. in welding evert time electrodes touhes the
working part, so suitable for welding.

in telecom we are using neutral?

1 Answers  

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what is the difference between 50 hz freq. and 60 hz freq.? which is better and economic in them ?

0 Answers   Faurecia,

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what types of electrical & mechanical test conducted in switchyard?

0 Answers  

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What are the starting currents of different motors and also what are the running currents, and idle currents?

6 Answers  

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how to convert kw in to unit

5 Answers  

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According to underground cables a) stress b/w sheath & conductor is high b) inrush of core & conductor

0 Answers   CDS, Engineers India Limited, TNQ,

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How to calculate size of HT breaker with the help of Amp (current)? Please provide answers with examples.

0 Answers  

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what is the purpose of CT,PT

8 Answers  

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In a generator (Synchronous) does the rotor speed (frequency) corresponds to the speed of the water (in hydro). does the torque on the turbine relate to the flow of water?

2 Answers  

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am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

0 Answers   L&T,

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Clearly Define Active,Reactive,Apparant power.Which applications used which power above metioned power?

9 Answers   Summit Power,

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why single phase to grd test in HV cable?why not 2 phase at a time?

0 Answers  

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