Advertisements
Advertisements
Question
Two thin lenses having optical powers of -10D and+ 6D are placed in contact with each other. The focal length of the combination is:
Options
+ 0·25 cm
- 0·25 cm
+ 0·25 m
- 0·25 m
MCQ
Advertisements
Solution
Two thin lenses having optical powers of -10D and+ 6D are placed in contact with each other. The focal length of the combination is: - 0·25 m
shaalaa.com
Is there an error in this question or solution?
