Earthing or Grounding Mcqs
This set of Electrical engineering Multiple Choice Questions & Answers (MCQs) focuses on study of “Earthing or Grounding”. These questions are chosen from a collection of most authoritative and best reference books on Electrical engineering. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, University and College entrance exams, Jobs and interviews. One should practice our MCQS to assimilate Earthing or Grounding Mcqs comprehensively.
17. The objective of earthing or grounding is_______________?
To provide as low resistance possible to the ground
To provide as high resistance possible to the ground
To provide flow of positive, negative and zero sequence currents
None of the above
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
18. Factors on which soil resistance depends_______________?
Depth of the electrode
Moisture
Nacl
All the above
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
19. Generally grounding is provided for
Only for the safety of the equipment
Only for the safety of the operating personnel
Both (A) and (B)
None of the above
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
20. The size of the earth or ground wire is based on the______________?
Maximum fault current carrying through the ground wire
Rated current carrying capacity of the service line
Depends on the soil resistance
Both (A) and (C)
Answer & Solution
No Solution for this Answer..! Report or Discus this Question