MGVCL Exam Paper (30-07-2021 Shift 3)
હું અહી આવી શકું' વાક્યને સ્થળવાચક ક્રીયાવીશેષણમાં ફેરવો.

હું ચેન્નાઈ નહિ આવી શકું.
હું આજે નહિ આવી શકું.
હું નિયમિત રીતે અહી આવી શકું.
હું કદી પણ નહિ આવી શકું.

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MGVCL Exam Paper (30-07-2021 Shift 3)
In which of the following situations, there is no need to provide directional overcurrent protection.

ring main
single end fed, parallel feeder
double end fed, single feeder
single end fed, single feeder

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MGVCL Exam Paper (30-07-2021 Shift 3)
A single phase motor connected to 400 V, 50 Hz supply takes 25 A at a power factor of 0.75 lagging. Calculate the capacitance required in parallel with the motor to raise the power factor to 0.95 lagging.

82.55 pF
92.55 pF
62.55 pF
72.55 pF

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MGVCL Exam Paper (30-07-2021 Shift 3)
A star connected synchronous generator rated at 500 MVA, 50 kV has a reactance of 0.5 pu. Find the ohmic value of the reactance.

0.1 Ω
2.5 Ω
0.25 Ω
1 Ω

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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
240 V
180 V
120 v

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