Answer / shrey

Because India was once a british colony.

Answer / krajeshkumar1989

reason
1.due to insulation problem..
2.we also change the 50hz to some other hz but we can change the every equipments and power station which are operating at 50hz that becomes extremely very heavy loss (money) for INDIA to change the system frequency.
3. we can also use the frequency from 40 hz to 65hz..

Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC

0 Answers   Shree Mayur Engineering,

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When we getting shock, its we getting from voltage or Current.

14 Answers   Juniper Networks,

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why do select 11000v rubber mat even we use only 415Volts

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what is the difference between R Y B windings in three phase.does it differ by construction or by number of windings?Explain the difference between them.

3 Answers  

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there is a # KVA Transformer of 11 KV/440V, in simple(not use formuia) how can you calculate it's HT & LT side current.

5 Answers   Construction, wbsedcl,

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what happan when ac power transmitted in unity power factor

12 Answers   JE, Maihar Cement,

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What is induction motor

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What is the relation between the Peripheral speed(N) , no.of poles(P) and diameter(D) of a cylindrical rotor alternator ?

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AVR is used for the Voltage regulation of the Generator using the feedback signal by exciting the field winding of the generator.But how the field winding will be excited & using what?

2 Answers   Alstom,

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what is the difference between STAR and DELTA connection and application wise how it can be utilizedd

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why inductivedrop in dc motor neglected

2 Answers  

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how will calculate the safe starting current of 3-phase squirrel cage induction motor?

0 Answers  

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