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Related Questions

  1. A thin glass(refractive index 1.5) lens has optical power of -5D in air.
  2. A solid cylinder of mass 50kg and radius 0.5 m is, free to rotate about the horizontal axis
  3. The nuclear radius of a certain nucleus is 7.2 fm and it has a charge of 1.28×10⁻¹⁷ C.
  4. In photoelectric effect, the photoelectric current
  5. An explosion breaks a rock into three parts in a horizontal plane