When earth fault occurs

Question

Options:

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

Answer: Option A

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More Questions on This Topic :

Question 1. Earth wire or ground wire is made of....

Question 2. The size of the earth or ground wire is based on the....

Question 3. Average resistance of human body is____________?....

Question 4. When earth fault occurs______________?....

Question 5. For an EHV equipment for maintenance first it should be isolated and connected to ground because_____________?....

Question 6. When the 3-phase system is not grounded and if Single Line to Ground fault occurs, the voltage of the other two healthy ....occurs, the voltage of the other two healthy phases will____________?

Question 7. Moisture content in the soil __________ the earth soil resistance?....

Question 8. Factors on which soil resistance depends_______________?....

Question 9. Ground resistance should be designed such that_____________?....

Question 10. The objective of earthing or grounding is_______________?....

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