Rays Quizzes Online & Trivia

A comprehensive database of rays quizzes online, test your knowledge with rays quiz questions. Our online rays trivia quizzes can be adapted to suit your requirements for taking some of the top rays quizzes.


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  • The diagram shows a simple cathode-ray tube.Which part emits the electrons?
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  • Charged particles are emitted from the cathode of an oscilloscope.What is the name and the charge of these particles?
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  • In order to produce a beam of cathode rays, a heated filament is placed near to anWhat is the type of charge on the anode and why is this charge chosen? 
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  • 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

  • The focal length of the lens is 50 cm; then its power is

  • A convex mirror has a focal length f. A real object, placed at a distance f in front of it from the pole, produces an image at

  • B.J. Upton had 26 strikeouts in May followed by Ben Zobrist with 24. Who was next?
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  • John Jaso's wOBA was lower than Kelly Shoppach's?
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  • Matt Joyce had the highest Isolated Power rating in May at .343. Minimum 30 plate appearances, which player had the second highest ISO?
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  • An instrument used to measure angles is  the _________________.
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  • An angle whose measure is between 90 degrees and 180 degrees is an ______ angle.
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  • <HFR and HFL in the drawing are _____ angles.
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