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
Silver
Nichrome
Glass

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SSC JE Electrical 2019 with solution SET-2
A series magnetic circuit will have

Two or more paths for magnetic flux
Different magnetic flux
Same magnetic flux
Total reluctance of a series circuit = difference of the reluctances in different parts of the circuit

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