A concave lens has focal length of 15 cm. at what distance should an object be placed from the lens so that if forms an image at 10 cm from the lens? Find the magnification of the lens.
Asked by sisugsgsgsysyhshz | 9th Jun, 2017, 01:40: PM
Expert Answer:
If a concave lens has focal length of 15 cm then the distance of that object from the lens such that it forms an image at 10 cm from the lens is calculated as follows:
The magnification of lens is
If a concave lens has focal length of 15 cm then the distance of that object from the lens such that it forms an image at 10 cm from the lens is calculated as follows:

The magnification of lens is

Answered by Abhijeet Mishra | 9th Jun, 2017, 03:23: PM
Related Videos
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change