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Priyanka Tomar • 35.28K Points
Coach Science

Q. The focal length of convex lens is

  • (A) the same for all colours
  • (B) shorter for blue light than for red
  • (C) shorter for red light than for blue
  • (D) maximum for yellow light
  • Correct Answer - Option(B)
  • Views: 716
  • Filed under category Science

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