Multiple choice

Consider the following statements:

  1. The colour of an opaque object is due to the colour it absorbs.
  2. A mirage is produced because warm air has a higher index of refraction than cool air.
  3. The bending of light rays, which enter our eyes, is done by cornea of the eye.

Which of the given statements is /are correct?

  1. Only (1)

  2. Only (2)

  3. Only (2) & (3)

  4. Only (1) & (3)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
  1. Statement (1) is wrong. The colour of an opaque object is due to the colour it reflects.
    2. Statement (2) is correct. A mirage is a naturally occurring optical phenomenon in which light rays are bent to produce a displaced image of distant objects or the sky. It is produced because warm air has higher refractive index than cool air. 3.  Statement (3) is correct. The bending of light rays, which enter our eyes, is done by cornea of the eye.

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