why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer.

12 Answers   ABB, Adani, Central Electricals, Electrical, HCL,

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Why we apply 100ADC for contact resistance measurement?.If we apply AC what will happen

4 Answers  

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explain types of electric welding and its applications

0 Answers  

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line diagram for mcb , mccb , rccb .

1 Answers  

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the parts of transformers ?

1 Answers   Bhel, Facility management,

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(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

0 Answers   Cognizant,

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WHY DIODE IS CONNECTING ACROSS SWITCHES

5 Answers  

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how u change the vector group of a transformer like DYN1 to ynd11

2 Answers  

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different between highvoltage & lowvoltage source

5 Answers  

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what is the meaning of DSL

4 Answers   Airtel,

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It is advisable 2 use auto-transformer if transformation ratio is-a)110KV/11KV,b)230kv/110kv,c)110kv/66kv,d) 400kv/230kv

2 Answers  

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what is the meaning of 1250 KVA Trasformer

2 Answers  

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