why ct is testing using dc.. y cant we use AC insted of dc on POLARITY TEST.

6 Answers  

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A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?

0 Answers  

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How we calculate the average power factor if the one phase is lag and another one is in lead?

1 Answers   DigiTech, MCR,

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Transfer function is == ? a. Mathematical model b. System with no physical structure c. Can be calculated through differential equations

1 Answers   CCP,

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

0 Answers  

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The coulomb is a unit of:(a) Energy(b) Voltage(c) Power(d) Quantity of electricity

1 Answers  

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define transformer

1 Answers  

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for 24000kv transformer what is the value earthing resistence?

1 Answers  

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What is x/r ratio?

1 Answers  

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What should be the voltage between neutral and earth of a UPS?

4 Answers  

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what is meant by Ac & DC drives where its useful ? how its functioning ?

3 Answers  

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we have 400kv/6.6kv transformer ,it has total 9 taps on HV side with normal tap on tap no 5.when we took the ratio test we observed that ratio was decreasing from tap 1 to tap 5 and was found increasing from tap 5 to tap 9.What is the reason?if anyone have related document then please send me on the email id ankushbahale@gmail.com......plz plz

1 Answers  

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