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Physics · Oct / Nov 2021 · Paper 12 · Question 23

5054Reflection of light

Light reflects from a plane mirror as shown. Which row is always correct?

  1. Asymbol of angle X: i; relationship between X and Y: X = Y
  2. Bsymbol of angle X: i; relationship between X and Y: X + Y = 90°
  3. Csymbol of angle X: r; relationship between X and Y: X = Y
  4. Dsymbol of angle X: r; relationship between X and Y: X + Y = 90°

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Correct answer: C. symbol of angle X: r; relationship between X and Y: X = Y

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