The size of the earth or ground wire is based on the______________?

Related Mcqs:

When earth fault occurs______________?

A. voltage potential at the earth mat increases due to grounding B. voltage potential at the earth mat decreases due to grounding C. voltage potential at the earth mat remains zero irrespective of fault D. none of the above...

Moisture content in the soil __________ the earth soil resistance?

A. increase B. decrease C. does not affect D. none of the above...

For an EHV equipment for maintenance first it should be isolated and connected to ground because_____________?

A. to provide low impedance B. to discharge the charging capacitance to ground C. protection for operating personnel D. both (B) and (C)...

The objective of earthing or grounding is_______________?

A. to provide as low resistance possible to the ground B. to provide as high resistance possible to the ground C. to provide flow of positive, negative and zero sequence currents D. none of the above...

Factors on which soil resistance depends_______________?

A. depth of the electrode B. moisture C. Nacl D. all the above...