what type of insulation is used for over head lines?

4 Answers   NTPC, WS,

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How the flights will be fly be fly without ground connection under raining with thunder lighting?

1 Answers  

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IN 6.6KV 3 phase switch gear .i will give 6.6kv to R phase only to earth in during H.v testing (through H.v KIT).what happen remaining phases.how much voltage get remaining phases.why? explain.

1 Answers  

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What is a feedback in control system?

0 Answers  

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what is the effect of leading power factor

3 Answers   Aurobindo, R L Steels and Energy,

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How can we prevent the (Home)inverter supply flow to the main supply line?

1 Answers   L&T,

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what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

0 Answers  

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IF 8255 CONTROL WORD IS 94H,Tell the chip port work mode ?

0 Answers  

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what is the basic principle of operating of a television camera tube?

0 Answers   Student,

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Why we use Carbon & graphite mixxed brushes in the DC motor?

6 Answers  

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what's ripple content in rectifier? how it formed?

1 Answers  

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wheather the size of windings in motor and generator are the same

0 Answers  

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