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Related Questions

  1. The optical path of a monochromatic light is same if it goes through 4.0 cm
  2. A proton of mass 1.6×10⁻²⁷ kg goes round in a circular orbit of radius 0.10 m under
  3. In a circuit, the current lags behind the voltage by a phase difference of π/2.
  4. Three objects coloured black, gray and white can withstand hostile conditions upto 2800⁰C.
  5. Time taken by light to cross a glass slab of thickness 4 mm and refractive index 3 is