| Other Electrical Engineering Interview Questions |
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|How core saturation effects the secondary voltage (whats the
theory) of a current transformer in service?
|Can any body tell me about Hi-pot test, and why it is
necessary and its procedure of testing
|In case of 3 phase motor why it is called single phasing by failure of one phare unless there is rest two phase are acting. ?
|Why cpaciter opposes sudden changes in voltage?and how?
|What is the permissible value of earth resistance and as per
which standard / act / rule ?
|what is skin effect?
|1. which type of transformer connection is preferred in
case of power supply transformers?
(D) Zig Zag/Star
2. In a power transformer usuall which winding is closer to
(A) Primary winding
(B) Secondary winding
(C) Low Voltage winding
(D) High Voltage winding
3. The power factor of a purely inductive load is
|In three pin socket normally three pin in between three
pins earthing point is more thickness why?
|out of all machines which have highest efficiency and why?
|what is parellel power factor correction?
|What are the neccessary safety arrangements before
commissioning of HV substation?
|Which is the best between SCADA & PLCC & Why ?
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