AC current is flowing in a wire in your home how can you measure it(name of the instrument)

24 Answers   NTPC, TCS,

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WHAT HAPPEN IF LT SUPPLY 415 V FED TO THE HT 3.3KV MOTOR

1 Answers  

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1.After synchronising the alternator to the grid,how we r delivering power to the grid?if the i/p increases does the speed hence frequency increases? 2.y the power factor is changing when exitation changes?what is the relation with p.f and flux?

4 Answers   BSNL,

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what will happen if we use earthing inplace of neutral for domestic energy meter

5 Answers   Polyplex Corporation Limited,

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how the alternator transfere mechanical energy to electrical one ??

3 Answers  

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defination of controlled shunt reactor

0 Answers  

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How to Select a Transformer Rating ?

3 Answers   Tata Steel Limited, Techno Electric and Engineering, Vedanta,

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how Practicaly reduce stating current of the motor

2 Answers  

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A group of machines (wind turbines) connected with 33KV feeder and each machines are having individual VCB. The 33KV feeder connected with 110KV/33KV substation. The 33KV feeder tripped by over current at Substation and fault recorded at Substation as OC-R&Y phase. Same time the group of machines VCB tripped by over voltage, the fault recorded voltage was above 66KV by numerical Under/Over voltage relay. While grid drop time, this much of voltage hike is possible?

1 Answers  

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What happens if ac is applied to dc systems and vice versa?

5 Answers  

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how to find the transformer neutral copper earthing size 

1 Answers  

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how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............

0 Answers  

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