Optics Question 677
Question: An object placed 10 cm in front of a lens has an image 20 cm behind the lens. What is the power of the lens (in dioptres)
[MP PMT 1995]
Options:
A) 1.5
B) 3.0
C) ? 15.0
D) + 15.0
Show Answer
Answer:
Correct Answer: D
Solution:
Now