Advertisements
Advertisements
प्रश्न
How is the power of a lens related to its focal length?
टीपा लिहा
Advertisements
उत्तर
The power of a lens is related to the focal length as:
Power (P)=`I/f'`
where, f is measured in metres and P in dioptres.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
