MGVCL Exam Paper (30-07-2021 Shift 3)
In a power network, 375 kV is recorded at a 400 kV bus. A 45 MVAR, 400 kV shunt reactor is connected to the bus. What is the reactive power absorbed by the shunt reactor?

39.55 MVAR
69.55 MVAR
49.55 MVAR
59.55 MVAR

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MGVCL Exam Paper (30-07-2021 Shift 3)
Medium voltage covered conductors (MVCC) are produced in voltage rating

between 6.6 kV to 33 kV
less than 3.3 kV
between 132 kV to 200 kV
beyond 200 kV

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MGVCL Exam Paper (30-07-2021 Shift 3)
Continuous and rapid variations in the load current magnitude which causes voltage variations is known as

Voltage distortion
Voltage sag
Harmonics
Flicker

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MGVCL Exam Paper (30-07-2021 Shift 3)
In a 3-phase, 4-wire, 400/230 V system, a lamp (L₁) of 100 W is connected to one phase and neutral and a lamp (L₂) of 150 W is connected to the second pahse and neutral. If the neutral wire is disconnected accidently, what will be the voltage across a 150 W lamp (L₂)?

160 V
120 v
180 V
240 V

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MGVCL Exam Paper (30-07-2021 Shift 3)
Which of the following statements are correct?
(i) Advanced metering infrastructure (AMI) is typically more automated and allows real- time, on-demand interrogations with metering endpoints.
(ii) An Automated Meter Reading (AMR) device only communicates from the customer to the energy supplier.
(iii) AMR meters only provide kWh information and possible peak kW demand for the month.

(i), (ii) and (iii)
(i) and (ii) only
(ii) and (iii) only
(i) and (iii) only

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