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Rays Quizzes & Trivia

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Time: 30 Minute

Questions: 15  |  Attempts: 1198   |  Last updated: Apr 1, 2014
  • Sample Question
    The absolute refractive indices of water and glass are 1.3 and 1.5 respectively. The refractive index of water w.r.t. glass is


Questions: 10  |  Attempts: 528   |  Last updated: Jan 20, 2017
  • Sample Question
    The diagram shows a simple cathode-ray tube.Which part emits the electrons?
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