MGVCL EXAM PAPER (30-07-2021 SHIFT 2) QUIZ

Aging by-products

Age of the insulation

Movement / damage to internal components

Moisture in the windings

seriuous

Abolishid

Oscillate

Socialy

will give a topic to testing the ability of

will give a topic to test the ability of

The given sentence is correct

will gives a topic to test the ability of

increase the sensitivity of the relay

limit the main CT secondary current

minimize the effect of saturation of the main CTs

match the standard ratio of CTs used on both sides of the transformer winding

(i) and (iii) only

(i) and (ii) only

(ii) and (iii) only

(i), (ii) and (iii)

Ia₀ = (100+j50) AIa₁ = (546.41+j165.47) AIa₂ = (-146.41-j65.47) A

Ia₀ = (100+j50) AIa₁ = (546.41+ j165.47) AIa₂ = (546.41-j165.47) A

Ia₀ = (100+j50) AIa₁ = (200+ j107.75) AIa₂ = (200-j107.75) A

Ia₀ = (100+j50) AIa₁ = (146.41+ j65.47) AIa₂ = (546.41-j165.47) A

વિભક્તિ

નીપાત

ક્રિયા-વિભક્તિ

કૃદંત

200 m

300 m

100 m

400 m

inserting the stabilizing resistance in series with the relay

inserting suitable resistance in neutral grounding circuit

using higher rating CTs

controlling field exciter

1,3

1,3

2,3

2,4