JEE Main & Advanced
Physics
Ray Optics
Question Bank
Graphical Questions
question_answer
The distance v of the real image formed by a convex lens is measured for various object distance u. A graph is plotted between v and u, which one of the following graphs is correct [BVP 2003]
A)
B)
C)
D)
Correct Answer:
D
Solution :
For a lens \[\frac{1}{f}=\frac{1}{v}-\frac{1}{u}\] If u = ¥ , v = f and if u = f, v = ¥