MGVCL Exam Paper (30-07-2021 Shift 3)
A three phase four pole 50 Hz induction motor has a rotor resistance of 0.02 Ω/phase and stand-still reactance of 0.5 Ω/phase. Calculate the speed at which the maximum torque is developed.

1475 rpm
1525 rpm
1500 rpm
1440 rpm

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

All of these
Core movement
Winding damage
Short circuits

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MGVCL Exam Paper (30-07-2021 Shift 3)
The sites where the capacity factor is ____ are not considered suitable for wind power generation.

greater than 24%
less than 24%
less than 12%
greater than 12%

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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
120 v
180 V

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

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

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