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MMLU-Pro / 9242 / Using the refractive indices listed below consider a plano-convex lens made of…

Problem

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question

Using the refractive indices listed below consider a plano-convex lens made of flint glass and having a radius of curvature of + 20 cm. Find the focal lengths of the lens for blue and red light. Fraunhofer line Color Wavelength (nm) Refractive Crown Index Flint F Blue 486.1 1.52225 1.71748 D Yellow 589.6 1.51666 1.70100 C Red 656.3 1.51418 1.69427

category

physics

options

  1. 27.9 cm and 28.8 cm
  2. 24.0 cm and 25.0 cm
  3. 26.5 cm and 27.6 cm
  4. 26.2 cm and 27.1 cm
  5. 25.8 cm and 26.9 cm
  6. 32.0 cm and 33.1 cm
  7. 30.1 cm and 31.2 cm
  8. 28.5 cm and 29.4 cm
  9. 23.3 cm and 24.4 cm
  10. 29.2 cm and 30.3 cm

src

stemez-Optics

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