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MHT CET20242 May 2024Evening ShiftPhysicsMagnetic Effects of CurrentActual

Three long, straight parallel wires carrying currents are arranged as shown. The wire C which carries a current of 5.0 A is so placed that it experiences no force. The distance of wire C from wire D is

Options

  1. A9 cm
  2. B7 cm
  3. C5 cm
  4. D3 cm

Correct answer

A. 9 cm

Step-by-step solution

Wire C experiences no force. array ll & F _ CD = F _ CB & ₀ i _ C i _ D 2 x = ₀ i _ c i _ B 2 (15- x ) & 5 15 x = 5 10 15- x & x=9 ~cm array

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