Answer / hardik patel

we want to measur the insulation resistance.for resistance
we have to use a dc voltage.

Answer / k.prakashchandra

To maintain the potential difference continuously

what is the value of current as well as voltage upto which we will not feel shock and why?

3 Answers  

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1. When do you use a VFD motor? 2. If the ceiling fan is on slow speed, does it consume less electricity? 3. If we want the fan to consume less electricity at low speed, what do we have to do? 4. What does “battery of 180 AMP HOUR” mean to you? 5. What does “battery of 180 AMP HOUR” mean to you? 6. If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

6 Answers   Asian Power, Bhel, Focus, Focus Energy, L&T,

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if three phase supply is given to single phase transformer, what will happen?

3 Answers  

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what is the diff. b/w balanced and unbalanced load..?

12 Answers  

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Is there any problem ,if R-Y-B voltage is constant , but the air compressor taking one phase high current.what is possible causes.the said compressor is very new.(55kw).

4 Answers  

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WHaT IS THE CONCEPT OF INDUCTION LAMPS IN MODERN LIGHTINGS, and HOW IT WORKS TO EMIT LIGHT ( AS NO ELECTRODES ARE PRESENT ) ?" COULD INDUCTION LAMPS CAUSE INTERFERENCE WITH COMUNICATIONS INTO A STORE USING INDUCTION LIGHTING ? WHAT IS THE BENEFIT OF USING THE LOW FREQENCY INDUCTION LAMP , VERSUS LED , AND VERSUS FLUORESCENT, AND VERSUS ANOTHER KIND OF LIGHTING . THANK yOU MOISES GUINDI

0 Answers  

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at what condition restricted earth fault relay will act?

1 Answers   Equate,

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how much current (in MW)can be carried max. through S/C dog & Panther Conductor ?

1 Answers  

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What is the difference between AMF panel and DG Synchronization panel? please define the working of both the panels?

3 Answers   ABB, Power Grid,

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what are the disadvantages of low power factor

0 Answers   HMK,

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Name two low frequency oscillators?

0 Answers  

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In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?

1 Answers  

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