why we r used DC megger insted of AC megger?






why we r used DC megger insted of AC megger?..

Answer / k.prakashchandra

To test insulation , you build voltage across it continuously over a period ,which is possible with DC only

Is This Answer Correct ?    0 Yes 0 No

Post New Answer




More Electrical Engineering Interview Questions

state working of halogen lamp?

0 Answers  


How to calculate or testing the KW in generator

1 Answers  


What does the kvar means?

0 Answers  


Why line VTG = √3 phase VTG in star? How?

0 Answers   Infosys, Endurance International Group,


Dear sir, I am working in wind mill division , pls explain Pls explain in details with formula My question is Wind speed 3.5 M/s Gen RPM is 1500 ( 25 K/w Production ) Wind speed 12 M/s Gen RPM is 1500 ( 220 K/w Production ) Why in 3.5 m/s generation was low , why in 12 m/s generation was high , Pls dont explain wind force or wind density , that one already i know For the above question RPM was same why the KW was different Answer : 1. Its depends on the density ( Force ) of the air Sir , Pls explain wit Formula sir

1 Answers   Vestas,






What is core CT & it's function?

0 Answers  


could anyone suggest project title

1 Answers   Engineering,


How to calculate meter constant @ HT yard

5 Answers   Juniper Networks,


how does an energy meter works?

4 Answers  


its Kva and Kv are same?

3 Answers  


Hi Friends pls give information regarding BARC written test. am attending by 20-5-2008. mail me to kkumarei@gmail.com or message to 9962122264

2 Answers   BARC,


why frequency should be constant?

2 Answers  






Categories
  • Civil Engineering Interview Questions Civil Engineering (5069)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4437)
  • Electrical Engineering Interview Questions Electrical Engineering (16573)
  • Electronics Communications Interview Questions Electronics Communications (3915)
  • Chemical Engineering Interview Questions Chemical Engineering (1091)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (214)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (258)
  • Instrumentation Interview Questions Instrumentation (2984)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (96)
  • Marine Engineering Interview Questions Marine Engineering (122)
  • Power Plant Engineering Interview Questions Power Plant Engineering (170)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (0)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1376)