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Magnetics · 2018 · Shift 0

2 Physics questions from this JEE Main paper
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Magnetics · 2018 · Shift 0

2 Physics questions from this JEE Main paper

  1. Q49.The dipole moment of a circular loop carrying a current I, is m and the magnetic field at the centre of the loop is B1. When the dipole moment is doubled by keeping the current constant, the magnetic field at the centre of the loop is B2​…
    Physics · Magnetics · MCQ
  2. Q50.An electron, a proton and an alpha particle having the same kinetic energy are moving in circular orbits of radii re, rp, r α​ respectively in a uniform magnetic field B. The relation between re, rp, r α​ is:
    Physics · Magnetics · MCQ