in case dc we mark as + ve & -ve..but in case a.c. we mark as ph&N...Y LIKE PLZ TELL ME

4 Answers   NPTC, TCS,

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what type of current supply is given to house holds?

7 Answers  

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what is the difference between 2phase & 3 phase?

1 Answers   NTPC,

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why voltage ratings of xmission are in 11, 33,66kv and why not 11.5 ,16,19 or any other

2 Answers   HCL,

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1.what is meaing of ups,and used in softwares and sud stations,and main partes in ups. 2.main partes of the Disel Genarator. 3.main partes of the chiller and safty equipments.

2 Answers  

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what is the responsibilities of electrical project engineer?

2 Answers  

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which gas is cost wise high?

1 Answers  

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what is the diffrance with elcb,rccb,mcb

2 Answers   Thomson,

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what is inverter and converter

0 Answers   Hindustan Syringes and Medical Devices,

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what is the difference between ac and electric

1 Answers  

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for 12KW motor which cable size has to select for ex.10 meter.

4 Answers  

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Why the Transformer Nuetral is grounded?

10 Answers   Infosys, Khartoum Refinery,

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