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Light -Reflection and Refraction Quiz 7

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15 Question

Popular Questions In Light -Reflection and Refraction Quiz 7

  • What happens to a ray that travels along the principal axis, strikes a convex surface and passes from rarer to denser medium ?

  • What happens to a ray that travels along the principal axis, strikes a concave surface and passes from rarer to denser medium?

  • What happens to a ray that travels through the centre of curvature of a single curved surface ?

  • The refracted ray ……….. when a ray travelling parallel to the principal axis, strikes a convex surface and passes from rarer to denser medium

  • The refracted ray ………… when a ray travelling parallel to the principal axis, strikes a convex surface and passes from denser medium to rarer medium

  • The refracted ray ……… when a ray travelling parallel to the principal axis, strikes a concave surface and passes from rarer medium to denser medium

  • The refracted ray ……… when a ray travelling parallel to the principal axis, strikes a concave surface and passes from denser medium to rarer medium

  • A person is standing on the bank of a river. A fish inside water will see the person to be

  • A lemon kept in a glass of water appears to be bigger than its actual size. This is due to ……….

  • A transparent material is bounded by two surfaces of which one (or) both – surfaces are spherical is called …………

  • A lens has ……… curved surfaces.

  • A lens which has thick at the middle and thinner at the edges is called …………

  • A lens is bounded by two spherical surfaces, thin at the middle and thicker at the edges is called ……………

  • The midpoint of a thin lens is called …………

  • The line joining the centre of curvatures of a lens to optic centre is called …………