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

Hall effect
Hopkinson’s effect
Fringing effect
Stroboscopic effect

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SSC JE Electrical 2019 with solution SET-2
Permeance is analogous to an electrical circuit?

Conductance
Conductivity
Permittivity
Resistance

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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
 If a transformer has N1 = N2 = 1 : 1, then the transformer is a/an

Potential transformer
Power transformer
Isolation transformer
Current transformer

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