What is mean by powerfactor. What is the difference between leading and lagging power factor?
2 8985resistance switching is used in case of- ? a. air blast CB b. bulk oil CB c. minimum oil CB d. all types of CB
4 12809When One Phase PT Missing (voltage drop ) this time current is zero of This phase(PT Missing Phase) and current is Not Zero of other Phase but PF is always Low That Why
1982The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?
4 21470Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?
2084Post New HCL Electrical Engineering Interview Questions
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