question_answer 50)

  A magnifying glass is used, as the object to be viewed can be brought closer to the eye than the normal near point. This results in (a) a larger angle to be subtended by the object at the eye and hence viewed in greater detail. (b) the formation of a virtual erect image. (c) increase in the field of view. (d) infinite magnification at the near point.

Answer:

  (a,b) A magnifying glass is used as the object to be viewed can be brought closer to the eye than the normal near point. This results in a larger angle to be subtended by the object at the eye and hence viewed in greater detail. Also, it results in the formation of a virtual, erect image. Choices (a) and (b) are correct