A wire pilot is generally economical for distances up to

MGVCL Exam Paper (30-07-2021 Shift 2)
A wire pilot is generally economical for distances up to

75 km to 100 km

30 km to 60 km

20 to 25 km

10 km to 15 km

75 km to 100 km

30 km to 60 km

20 to 25 km

10 km to 15 km

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MGVCL Exam Paper (30-07-2021 Shift 2)
Encrypted security payload extension header is new in

IP

IPv5

IPv6

IPv4

IP

IPv5

IPv6

IPv4

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MGVCL Exam Paper (30-07-2021 Shift 2)
A single phase 240 V, 1 kW heater is connected across single phase 240 V, 50 Hz supply through an SCR. For firing angle delay of 90˚, calculate the power absorbed in the heater element.

250 W

275 W

300 W

225 W

250 W

275 W

300 W

225 W

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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

(ii) and (iii) only

(i), (ii) and (iii)

(i) and (iii) only

(i) and (ii) only

(ii) and (iii) only

(i), (ii) and (iii)

(i) and (iii) only

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MGVCL Exam Paper (30-07-2021 Shift 2)
Thermocouples can be connected in series/parallel to obtain greater sensitivity called as

Thermometer

Thermistor

Thermopile

None of these

Thermometer

Thermistor

Thermopile

None of these

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MGVCL Exam Paper (30-07-2021 Shift 2)
Interposing current-transformer (CT) is used in differential protection of a transformer to

limit the main CT secondary current

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

minimize the effect of saturation of the main CTs

increase the sensitivity of the relay

limit the main CT secondary current

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

minimize the effect of saturation of the main CTs

increase the sensitivity of the relay

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

MGVCL Exam Paper (30-07-2021 Shift 2) A wire pilot is generally economical for distances up to

MGVCL Exam Paper (30-07-2021 Shift 2) Encrypted security payload extension header is new in

MGVCL Exam Paper (30-07-2021 Shift 2) A single phase 240 V, 1 kW heater is connected across single phase 240 V, 50 Hz supply through an SCR. For firing angle delay of 90˚, calculate the power absorbed in the heater element.

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

MGVCL Exam Paper (30-07-2021 Shift 2) Thermocouples can be connected in series/parallel to obtain greater sensitivity called as

MGVCL Exam Paper (30-07-2021 Shift 2) Interposing current-transformer (CT) is used in differential protection of a transformer to

MGVCL Exam Paper (30-07-2021 Shift 2)
A wire pilot is generally economical for distances up to

MGVCL Exam Paper (30-07-2021 Shift 2)
Encrypted security payload extension header is new in

MGVCL Exam Paper (30-07-2021 Shift 2)
A single phase 240 V, 1 kW heater is connected across single phase 240 V, 50 Hz supply through an SCR. For firing angle delay of 90˚, calculate the power absorbed in the heater element.

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

MGVCL Exam Paper (30-07-2021 Shift 2)
Thermocouples can be connected in series/parallel to obtain greater sensitivity called as

MGVCL Exam Paper (30-07-2021 Shift 2)
Interposing current-transformer (CT) is used in differential protection of a transformer to