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Saturday, 31 October

JEE Main 2022 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 27 June 2022, Shift 1, Physics Q40

Question 40 of 90 in this shift, Physics question 10 of 30, Section A.

The susceptibility of a paramagnetic material is 99. The permeability of the material in Wb/A-m, is : [Permeability of free space μ0=4π×10−7\mu_0=4\pi\times10^{-7} Wb/A-m]
  1. (1)4π×10−74\pi\times10^{-7}
  2. (2)4π×10−44\pi\times10^{-4}
  3. (3)4π×10−54\pi\times10^{-5}Official answer
  4. (4)4π×10−64\pi\times10^{-6}

Official answer

Option 3

NTA final key.

Chapter
Magnetism and Matter
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.