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Current Electricity · 2022 · 27 Jun · Shift 2

2 Physics questions from this JEE Main paper
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Current Electricity · 2022 · 27 Jun · Shift 2

2 Physics questions from this JEE Main paper

  1. Q68.The current density in a cylindrical wire of radius r = 4.0 mm is 1.0 × 106 A/m2. The current through the outer portion of the wire between radial distances 2r​ and r is x π A; where x is ​.
    Physics · Current Electricity · Numerical
  2. Q69.In the given circuit 'a' is an arbitrary constant. The value of m for which the equivalent circuit resistance is minimum, will be 2x​​. The value of x is ​. Includes diagram
    Physics · Current Electricity · Numerical