how to test vector goup of Dy11 transformer

1 Answers   APPSC,

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Why the tank of transformer is made rectangular not circular??

9 Answers  

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If induction motor load is incresed motor speed decrases.But in syncronous motor load incrases speed canstant why?

5 Answers  

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above

1 Answers  

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How would your past experience translate into success in this job?

0 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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What is the difference between ELCB and RCD

7 Answers  

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Difference between PLC and SCADA ? What are merits & De-merits of PLCs ? What are merits & De-merits of SCADAs ?

3 Answers   Ambuja,

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can i connect REF and Differencial relay in 1 CT core for transformer protection?

0 Answers  

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Construction of Diesel generator set?

1 Answers  

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why the transformer ratings in kva

8 Answers   NTPC,

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What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?

0 Answers  

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