SSC JE Electrical 2019 with solution SET-2
The conductor tied between two supports takes the shape of a ‘catenary’ due to ____?

Sag
Transposition
Corona
Earthing

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SSC JE Electrical 2019 with solution SET-2
A long straight wire carries a current I = 10 A. At what distance is the magnetic field H = 1 A/m?

10/2π
20/2π
1/2 π
5/2π

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