Earthing Or Grounding Mcqs – (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests

Earthing Or Grounding Mcqs – (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests

Earthing Or Grounding Mcqs - (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests
Earthing Or Grounding Mcqs

Earthing Or Grounding Mcqs“. Tab this page to check “Latest Earthing Or Grounding Mcqs for the preparation of competitive mcqs, FPSC mcqs, PPSC mcqs, SPSC mcqs, KPPSC mcqs, AJKPSC mcqs, BPSC mcqs, NTS mcqs, PTS mcqs, OTS mcqs, Atomic Energy mcqs, Pak Army mcqs, Pak Navy mcqs, CTS mcqs, ETEA mcqs and others. The most occurred mcqs of Earthing Or Grounding in past papers. Past papers of Earthing Or Grounding Mcqs. Past papers of Earthing Or Grounding Mcqs. Mcqs are the necessary part of any competitive / job related exams. The Earthing Or Grounding Mcqshaving specific numbers in any written test. It is therefore everyone have to learn / remember the related Earthing Or Grounding Mcqs. The Important series of Earthing Or Grounding Mcqs are given below:

Average resistance of human body is____________?

A. 1500 ohms
B. 1000 ohms
C. 500 ohms
D. 2000 ohms

Ground resistance should be designed such that_____________?

A. grounding resistance should be as low as possible
B. grounding resistance should be always zero
C. grounding resistance should be as high as possible
D. none of the above

When earth fault occurs______________?

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

Moisture content in the soil __________ the earth soil resistance?

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

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

A. Increases
B. Remains unaffected
C. Decreases

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

A. to provide low impedance
B. protection for operating personnel
C. to discharge the charging capacitance to ground
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 flow of positive, negative and zero sequence currents
C. to provide as high resistance possible to the ground
D. none of the above

Factors on which soil resistance depends_______________?

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

Generally grounding is provided for

A. only for the safety of the operating personnel
B. only for the safety of the equipment
C. both (A) and (B)
D. none of the above

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

A. depends on the soil resistance
B. rated current carrying capacity of the service line
C. maximum fault current carrying through the ground wire
D. both (A) and (C)

Earthing Or Grounding Mcqs – (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests

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