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MMLU-Pro / 9563 / A bar with a cross-sectional area of 6 square centimeters and a permeability of…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

A bar with a cross-sectional area of 6 square centimeters and a permeability of 1000 units is placed in a magnetic field of intensity 5 oersteds. What is the total number of lines of magnetic flux in the iron?

category

physics

options

  1. 6000 lines of flux
  2. 45,000 lines of flux
  3. 40,000 lines of flux
  4. 5000 lines of flux
  5. 25,000 lines of flux
  6. 20,000 lines of flux
  7. 35,000 lines of flux
  8. 12,000 lines of flux
  9. 15,000 lines of flux
  10. 30,000 lines of flux

src

stemez-Physics

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