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Related Questions

  1. The potential difference applied to an X-ray tube is 5 kV and the current through it
  2. The ratio of the dimensions of planck’s constant and that of the moment of inertia is
  3. A particle of mass 1mg has the same wavelength as an electron moving with a velocity
  4. The moon’s radius is 1/ 4 that of the earth and its mass is 1 / 80 times that of the earth
  5. The coefficient of performance of a refrigerator is 5. If the temperature inside