SSC JE Electrical 2019 with solution SET-2
The impedance at resonance offered by a parallel resonant circuit is

Minimum given by I/CR
Minimum given by L/CR
Maximum given by L/CR
Maximum given by I/CR

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SSC JE Electrical 2019 with solution SET-2
If the AC voltage and current are given by the following expressions?
v = 200sin (314t — 60°)
i = 50sin (720t), then what is the phase relation between them?

Can’t be determined
Voltage and current are in phase
Voltage lags current by 60°
Voltage leads current by 60°

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SSC JE Electrical 2019 with solution SET-2
In the salient pole of the phase synchronous machine, the rotor will have

Smaller diameter, larger axial length
Larger diameter, shorter axial length
Smaller diameter, smaller axial length
Larger diameter, larger axial length

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SSC JE Electrical 2019 with solution SET-2
Form Factor × Peak Factor =?

Maximum Value/Average Value
Maximum Value/RMS Value
RMS Value/Average Value
Average Value Maximum Value

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