Answer / dharanidharan

it is the force excrete by a rotating body when the
external force is removed

What are the reason of unbalanced secondary voltage of HT transformer 33kv/6.6kv ? Incomming voltage is balanced.33kv each secondary voltage 6.6 kv 6.4 kv 6.4 kv At no load conditions.

1 Answers  

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what is the formula for 3 phase motor starting cureent deatials 3phase 148A delta 415v, efficiancy 94% can we run the motor with 200A incoming supply

2 Answers  

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what would happen if u assume to insulate all the overhead lines and no insulators....??do you think it to b an advantag or a disadvantage??justify.

3 Answers  

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What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

0 Answers  

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If load current is 70amps or 50amps what range of CT to install for ampere metering

3 Answers  

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when giving a supply to wounded coil it will get magnetised, but the same is not if it is not wounded on a core..and it is getiing short....why.......

3 Answers  

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what happens if DC earthing and AC earthings are shorted?

1 Answers  

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WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

0 Answers  

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Why increase in current leads to increase in conductor temperature?

0 Answers  

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To avoid arcing what we connect in earthing.

4 Answers   HAL,

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How to calculate the size of earth cable to earth the neutral of UPS ?

0 Answers   N Johnson,

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Why NGR is provided in sub station?

4 Answers   MMS,

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