Q. Answer the following questions:

  • (i) What is meant by power of accommodation of the eye?
  • (ii) What do you mean by far point of human eye?
  • (iii) What do you mean by near point of human eye?
  • Ans. (i) The ability of the eye to focus on the distant objects as well as on the nearby objects on the retina by changing the focal length of its lens is called the power of accommodation of the eye.
  • (ii) The most distant point at which an object can be seen clearly by the eye is called the far point of the eye.
  • (iii) The point at closed distance at which an object can be seen clearly by the eye is called the near point of the eye.