Answer / irshad

1.Ac voltage or current
waveforms varry with time
and dc don't.
2. Polarity in ac does'nt
matter while in ac does.

how we can explain arc heatng?

0 Answers  

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when neutral will carry the current?what could be the magnitude?

7 Answers   Voltas,

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Does dry and oil transformers both require dedicated neutral, because in my project we are using 2500kv dry star delta transformer, where they say neutral not required and even it is not provided in our substation. can u let me know

2 Answers   Voltas,

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I AM COMPLETED DIPLOMA IN E.E.E. AS WELL AS B.TECH IN ANDHARPRADESH.. HOW I THE Certificate of competency as Electrical Supervisor.

1 Answers  

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can anyone tell me the website for star-delta control diagram?

1 Answers  

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The exciting current of a transformer is non sinusoidal. why?

2 Answers  

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In a 11KV 3phase system do you need to earth both sides of the cable?

2 Answers  

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What is the difference between online and offline UPS

1 Answers  

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The inventer is a battery, but if lost current at home u will turn on the fan but the is AC and inventer battery is dc . Then how the fan was rotating. What device Or machine in fan converst the Dc power to Ac power

0 Answers  

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what is direct dischage of power transformer

1 Answers  

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Why 66KV is step down to 11KV and then 433v, not directly 66KV to 433v ?

2 Answers  

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i have 6oo kva dry type transformer and its neutral is not grounded even body of transformer ground i want to know it is safe or not ?

2 Answers  

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