what is the disadvantages of common earthing for AC and DC equipment? (i am talking about inverter control room and inverter duty transformer earthing is common...?)

0 Answers   TATA,

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how to select the cable size? any formula to calculate cable size?

4 Answers  

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What are the causes ,revers rotation of a kwh meter?

2 Answers  

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why not feeling shock while touching rotor shaft of induction motor during running condition? during running condition emf induced in rotor.

1 Answers  

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witch pump used in wtp

0 Answers   Dalkia,

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What is Load sharing of Transformer ?

0 Answers  

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What are the weight of 800KV DA,DB and DC type tower ?

0 Answers   L&T,

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defination of a.c filter

0 Answers  

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how one can design armature winding bothh front and back connection

1 Answers  

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In aerodynamic turbines which element is NOT there a.stator b.compressor c. Fuel intake system d.fans

0 Answers  

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why nutral and earthing wire connect with each other in main panel board.?

2 Answers  

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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