SSC JE Electrical 2019 with solution SET-1
 A coil is wound with 50 turns and a current 8A produces a flux of 200μWb. Calculate the inductance of the coil

0.125 mH
0.25 mH
2.5 mH
1.25 mH

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SSC JE Electrical 2019 with solution SET-1
 _______ is the measuring unit of inductive susceptance

Tesla
Weber
Henry
Mho

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SSC JE Electrical 2019 with solution SET-1
 Two decimal coils A and B of 1000 turns each lies in the parallel plane such that 80% of the flux produced by one coil links with the other. If a current of 5A flowing in A produces a flux of 0.05 mWb, then the flux linking with coil B is:

0.04 mWb
0.4 mWb
4 mWb
0.004 mWb

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SSC JE Electrical 2019 with solution SET-1
 Three lamps are connected in series across a 120V supply and take a current of 1.5A. If the resistance of two of the lamps is 30Ω, what is the resistance of the third lamp?

10Ω
20Ω
40Ω
30Ω

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