SSC JE Electrical 2019 with solution SET-2
The candle power of a lamp placed normal to a working plane is 60 CP. Find the distance if the illumination is 15 lux?

4 meters
2.5 meters
1.5 meters
2 meters

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

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SSC JE Electrical 2019 with solution SET-2
Observe the figure and find the correct relation from the four given options?

i1 + i2 + i3 = i4 + i5 + i6
i4 + i2 + i3 = i1 + i5 + i6
i1 + i2 + i4 = i3 + i5 + i6
i1 + i2 + i6 = i4 + i5 + i3

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