SSC JE Electrical 2019 with solution SET-2
In a 4 pole. 20 kW, 200 V wave wound DC shunt generator, the current in each parallel path will be

25 A
100 A
50 A
10 A

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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?

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

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SSC JE Electrical 2019 with solution SET-2
If a circular conductor carries a current of ‘I’ ampere having radius ‘r’ meter, then the magnetizing force at the center of the coil is given by

(1/r)*(At/Wb)
(1/4r)*(At/m)
(1/2r)*(At/m)
(1/r)*(At/m)

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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/Permeance
MMF = Flux/Reluctance

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