Answer / umar

magnetic field

Answer / sara

Stepup transformer

why should we connect the no load components in a equivalent circuit of transformer in parallel?why cant it be in series.

3 Answers  

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1)What will happen when 240 VDC supply is connected to 240VAC supply(DC supply +ve is connected to phase of AC supply & DC supply is to neutral of AC supply). 2)Also what will happen when 240 VDC supply is connected to 240 VAC supply in reverse polarity as of Sr. No 1.

2 Answers  

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Now I inject 1kv DC supply r&y=??? R&Y=?? Y&B=?? B&R=???? RYB&N=??? RYBN&E=????? Minimum value====???????

1 Answers   Integra,

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What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

6 Answers  

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In motors how many types of cooling systems were used?

0 Answers   NTPC,

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Why IGBT is very popular nowadays?

3 Answers   TVS,

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how much current will take for 1kw power. and what is the eqoutiion which is connecting with kw and A.

2 Answers  

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HOW TO CALCULATE THE REGULATION OF 100 AND 25 KVA TRANSFORMER

0 Answers   AITM,

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How to caluculate number of batteries to connect a three phase ups by KVA?

1 Answers  

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which on of the transformer have more core losses and why? 1. Distribution Transformer 2. Power Transformer

5 Answers  

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Hi friends I am a service engineer in electrical field i plan to shift design engineer in same field, so i request your suggestion for what software or course i want to learn ?

5 Answers  

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dear all, can any body explain that how to select an induction motor for a specific mechanical load(inertia). is there any formula or calculation then please give me. i shell be very thankful to all of you. Thank,s and Rgard,s.

1 Answers  

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