Question:

Two straight long conductors AOB and COD are perpendicular to each other and carries currents i1 and i2 respectively. The magnitude of magnetic induction at a point P at a distance a from the point O in a direction perpendicular to the plane ACBD is

Options :

  • (a) u0/2πα (i1+i2)
  • (b) u0/2πα (i1-i2)
  • (c) u0/2πα (I^2 1+I^2 2)1/2
  • (d) u0/2πα I1I2/(I1+I2)

Answer :

(c) u0/2πα (I21+I22)1/2

Answer Steps :

step 1:

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