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Related Questions

  1. A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
  2. An α-particle and a proton travel with the same velocity in a magnetic field
  3. A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
  4. The unit of electric permittivity is
  5. A parallel plate capacitor with air between the plates has a capacitance of 9 pF.