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

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

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SSC JE Electrical 2019 with solution SET-2
______braking is used where the load on the motor has very high inertia (e.g. in electric trains)?

Regenerative
Coasting
Rheostatic
Plugging

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SSC JE Electrical 2019 with solution SET-2
Which of the following is NOT related to the transmission and distribution of electric power?

Proximity effect
Ferranti effect
Stroboscopic effect
Skin effect

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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 leads current by 60°
Voltage and current are in phase
Voltage lags current by 60°

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SSC JE Electrical 2019 with solution SET-2
The flux while crossing air gap tends to bulge outwards, thereby increasing the effective area of the gap, this effect is known as

Hopkinson’s effect
Fringing effect
Hall effect
Stroboscopic effect

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