what is the basic principle of TV camera?

0 Answers   BZU,

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if there is a voltage difference between neutral and earth when we operate any instrument for fraction of time then where is problem?

1 Answers  

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what type of protection used below 132KV feeders

11 Answers   APTransco, Telecommunications, wbsedcl,

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in a delta-star with neutral grounding on star side what will happen if one star limb  got opened at star point

1 Answers   NTPC,

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How to calculate Ith (I thermal) for curent transformer

0 Answers  

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why Square root 3 used for three phase?

2 Answers  

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WHY IN AC DRIVES,INPUT PHASE CURRENT SHOW UNBALANCE?

0 Answers   Adhunik,

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which type of motor using in drilling machine ? & who to produce very high torque in drilling machine?

1 Answers   National Drilling Company,

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WTA used cb?

0 Answers   Tagros,

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how induction motor starts?

4 Answers   JSL,

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Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics

0 Answers  

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What is Harmonics & what are its efect & which harmonic is dangerous

5 Answers   IBM,

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