The minimum distance between an object and its real image formed by a convex lens is -----

Options :
  1. 4f
  2. 2f
  3. 3f
  4. 2.5f
Answer and Explanation :-

Answer: Option 1


Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Just before the time of sun set,the sun appears to be elliptical because

Next Question : A small telescope has an objective lens of focal length 140 cm and eye piece of focal length 5cm.Wha...

Click here for online test on Optical Physics


 (Getemail alerts when others member replies)

Patience moves mountains. Faith moves mountains too. Seems like they are twin brothers. Both are equally the priority for possessing our possessions!
-Israelmore Ayivor