MGVCL Exam Paper (30-07-2021 Shift 2)

MGVCL Exam Paper (30-07-2021 Shift 2)
Which of the following is not a Font style in Microsoft Word?

Italic

Regular

Superscript

Bold

Italic

Regular

Superscript

Bold

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MGVCL Exam Paper (30-07-2021 Shift 2)
The wind speed increases with height because of

reduction in the gravitational force

enhancement of drag effect on the earth surface

reduction in lift effect of the air

reduction of drag effect of the earth surface

reduction in the gravitational force

enhancement of drag effect on the earth surface

reduction in lift effect of the air

reduction of drag effect of the earth surface

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MGVCL Exam Paper (30-07-2021 Shift 2)
સ્વાધીન' નો વિરોધીભાસી શબ્દ કયો છે?

નીસ્વધીન

પરાધીન

કુવાધીન

અસ્વાધીન

નીસ્વધીન

પરાધીન

કુવાધીન

અસ્વાધીન

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MGVCL Exam Paper (30-07-2021 Shift 2)
In transformer, bushing failure occurs due to
(i) transformer vibrations
(ii) dielectric losses
(ii) partial discharge

(i) and (ii) only

(i), (ii) and (iii)

(i) and (iii) only

(ii) and (iii) only

(i) and (ii) only

(i), (ii) and (iii)

(i) and (iii) only

(ii) and (iii) only

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MGVCL Exam Paper (30-07-2021 Shift 2)
A short-shunt dc compound generator supplies 50 A at 300 V. If the shunt field resistance, series field resistance and armature resistance are 30 Ω, 0.03Ω, and 0.05 Ω respectively, determine the e.m.f. generated.

304.5 V

308.5 V

302.5 V

306.5 V

304.5 V

308.5 V

302.5 V

306.5 V

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MGVCL Exam Paper (30-07-2021 Shift 2)
____are long-term (hours-long) voltage sags caused by system overload.

Brownouts

Voltage dips

Voltage surges

Black outs

Brownouts

Voltage dips

Voltage surges

Black outs

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