Answer / zulphikar ali

Insulation resistance is measured by applying DC voltage in
order to avoid capacitive currents

Answer / santhosh

hi Gunashekaran pls let me know what is the meaning og IC IN your above answer

Answer / gunasekaran

we want measure the leakage current of the insulation if u
use AC it is alternating nature so IC is not zero. so we r
not getting exact insulation properties of the insulator. so
we go to DC.

what are the tests comes under the type test, what tests comes under routine tests.

0 Answers  

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A resistor,inductor and capacitor are connected in series respectively.Voltage across resistor is 40v,across inductor is 70v,across capacitor is 100v.Then what is the total voltage applied across the elements?

5 Answers  

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how we can calculate cable size for any load & any type of cable material ?

1 Answers  

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why PT Primary are the grounded?

5 Answers   L&T,

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how many frequent start/stop operation possible in case of HT MOTORS.

5 Answers   DVC, Steel Plant,

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What is burden of ct,explain very simple

2 Answers   KSEB,

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WHY IS RESTRICTED EARTH FUALT PROTECTION NEEDED?? WHY CANT DEIFFERENTIAL PROTECTION SUFFICE???

14 Answers  

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What is Long rod insulator and it's applications..? merits over the disc insulator ..?

0 Answers  

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why making capacity is more than breaking capacity?

14 Answers   Essar, Indo Asian, Infinity,

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In Plug used in house,Why Earth of the plug more thicker & deeper?

8 Answers   L&T,

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What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?

0 Answers  

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HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS

0 Answers  

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