MGVCL Exam Paper (30-07-2021 Shift 3)
In transformer testing, Sweep Frequency Response Analysis (SFRA) testing is a tool to help locate ____

Core movement
Short circuits
Winding damage
All of these

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MGVCL Exam Paper (30-07-2021 Shift 3)
If the power supplied by current source shown in figure is double of that supplied by the voltage source, then the value of 'R' is

7.5 Ω
3.33 Ω
5 Ω
2.5 Ω

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MGVCL Exam Paper (30-07-2021 Shift 3)
Consider the following statements and choose the correct option.
Statement 1: DVR (Dynamic Voltage Restorer) is a series compensation device.
Statement 2: DVR protects sensitive electric load from power quality problems such as voltage sags, swells, unbalance and distortion through power electronic controllers."
Statement 2: In a synchronous motor, at no-load condition, and with normal excitation the armature current

Both Statement 1 and Statement 2 are TRUE
Both Statement 1 and Statement 2 are FALSE
Statement 1 is FALSE and Statement 2 is TRUE
Statement 1 is TRUE and Statement 2 is FALSE

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MGVCL Exam Paper (30-07-2021 Shift 3)
A 10 A, Type C Miniature Circuit Breaker (MCB) will trip at fault currents

less than 10 A
between 10 A and 50 A
between 50 A and 100 A
greater than 100 A

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

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

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