i work as a technician at a private company.. i used to take amp reading for certain appliances such as air con.. the problem is when i clamp the neutral, wire there is a current reading.. from my understanding for single phase system neutral should not have current unless if the circuit is not complete.. yet the air con still work

3 Answers  

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why two over current realy used in vcb.

2 Answers   BSES, Wipro,

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Is Indian railway uses 25000v ac or dc?

7 Answers  

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How out of step protection relay works?

0 Answers   APL,

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what may the reason for vector shift in a generator?

0 Answers  

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What is meant by Active and reactive power?

23 Answers   College School Exams Tests, Schneider, Torrent Power,

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What are the types of instrument transformer?

0 Answers  

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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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in alternator what is use of AVR ? how AVR is operating either AC or DC?

1 Answers  

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How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

0 Answers  

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WHAT IS THE FULL FORM OF CABLE TYPE-AYWY,AYWAY,YWY ?

6 Answers   Polycab, VIR, XLPE,

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can induction motor becomes as a generator. if yes how it is possible. if there is a squirrel cage rotor.

6 Answers  

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