![What is meant by power of a lens? Define its SI unit.You have two lenses A and B of focal lengths + 10 cm and - 10 cm, respectively. State the nature What is meant by power of a lens? Define its SI unit.You have two lenses A and B of focal lengths + 10 cm and - 10 cm, respectively. State the nature](https://haygot.s3.amazonaws.com/questions/1851296_494987_ans_982f0adfc651418ea035378bdfbe936e.jpg)
What is meant by power of a lens? Define its SI unit.You have two lenses A and B of focal lengths + 10 cm and - 10 cm, respectively. State the nature
![if a spherical lens has a power of 025 d the focal length of this lens will be - Physics - TopperLearning.com | jfk45uu if a spherical lens has a power of 025 d the focal length of this lens will be - Physics - TopperLearning.com | jfk45uu](https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=72262855110548bc70427072e9e77de4.png&d=0)
if a spherical lens has a power of 025 d the focal length of this lens will be - Physics - TopperLearning.com | jfk45uu
![define the power of lens. the power of lens is +2.0D. find the focal length of the lens, explain with - Brainly.in define the power of lens. the power of lens is +2.0D. find the focal length of the lens, explain with - Brainly.in](https://hi-static.z-dn.net/files/ddc/4ddda31a6eb6ecf8c1eeed2b079be88e.jpg)