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Related Questions

  1. The focal length of the objective of a terrestrial telescope is 80 cm
  2. Hydrogen atom in ground state is excited by a monochrmatic radiation of λ=975 Å
  3. A copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions
  4. Eight drops of a liquid of density ρ and each of radius a are falling through air
  5. Thomson coefficient of a conductor is 10 µV/K. Its two ends are kept