SSC JE Electrical 2019 with solution SET-2
The number of brushes required for a 4 pole, lap wound DC machine is

4
8
2
1

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

Conductivity
Permittivity
Conductance
Resistance

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SSC JE Electrical 2019 with solution SET-2
Four types of power plants have been given out of which three are alike in some manner and one is different. Select the odd one?

Solar power plant
Nuclear power plant
Hydro-electric power plant
Thermal power plant

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SSC JE Electrical 2019 with solution SET-2
Conductors experience skin effect in

Both AC and DC transmissions
DC transmission
HVDC transmission
AC transmission

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SSC JE Electrical 2019 with solution SET-2
Four relations have been given. Select the correct relation?

MMF = Flux/Reluctance
Flux = MMF/Permeance.
MMF = Flux/Reluctance
MMF = Flux/Permeance

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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

Fringing effect
Hall effect
Hopkinson’s effect
Stroboscopic effect

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