MGVCL Exam Paper (30-07-2021 Shift 1)
A new generation of smart meters is known as ____

SMETS1
SMETS3
SMETS2
SMETS4

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MGVCL Exam Paper (30-07-2021 Shift 1)
The single line diagram of the simple system is shown in figure the corresponding reactance diagram is

D
A
B
C

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MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the short time reduction in the rms voltage between 0.1 to 0.9 p.u for a duration of ___

Voltage sag, greater than 1 minute
Voltage sag, 0.5 cycle to 1 minute.
Voltage swell, greater than 1 minute
Voltage swell, 0.5 cycle to 1 minute.

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MGVCL Exam Paper (30-07-2021 Shift 1)
A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.

730 mH
932 mH
1270 mH
1135 mH

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