SSC JE Electrical 2019 with solution SET-2
The names of the four materials have been given, select the one which has the least resistivity at 20°C?

Iron
Glass
Nichrome
Silver

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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

Isolation transformer
Power transformer
Potential transformer
Current transformer

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SSC JE Electrical 2019 with solution SET-2
____ Lamps are used to light up sports stadiums?

Sodium vapor lamps
Fluorescent lamps
Incandescent lamps
LED lamps

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