Answer / devarajvikraman

Ac power is 2 half cycle positive and negative so not charging ac..
DC has only positive half cycle so DC has charging the battery..

Give atleast 20 alternating current apparatus and devices.

0 Answers  

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what is the effect come when i changed the alternator exciter field winding DC palority(+ve & -ve)which is coming from AVR.

1 Answers   Wartsila,

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how we can do the insulation on secondary of ct explain and so that tan delta will within limit

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what are the components of a start and stop motor control?

2 Answers  

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brief notes on ammeters

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how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

0 Answers   ONGC,

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In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?

8 Answers  

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EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

0 Answers  

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How current is reduced in STAR connection?

6 Answers  

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Simple calculation of improving power factor?

5 Answers  

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What is induction motor

1 Answers   Indoco Remedies,

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Explain cos(theta) and Sin(theta)

0 Answers  

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