Home
Class 12
PHYSICS
Define focal length and radius of curvat...

Define focal length and radius of curvature of a concave lens.

Text Solution

Verified by Experts

Focal length (f) : The distance of principal focus from the optical centre of the lens is called focal length of the lens is called focal length of the lens. The focal lengtth (f) = CF
Radius of curvature : Radius of curvature is the radius of the sphere from which the curved surface is taken part.
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICAL AND INSTRUMENTS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise SHORT ANSWER QUESTIONS|10 Videos

  • RAY OPTICAL AND INSTRUMENTS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise LONG ANSWER QUESTIONS|10 Videos

  • RAY OPTICAL AND INSTRUMENTS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise TEXTUAL EXAMPLES|18 Videos

  • NUCLEI

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise DAM SURE (VSAQ)|1 Videos

  • SEMICONDUCTOR ELECTRONICS : MATERIALS , DEVICES , AND SIMPLE CIRCUITS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise ADDITIONAL EXERCISES|8 Videos

Similar Questions

Explore conceptually related problems

What is the relation between focal length and radius of curvature ?

Radius of curvature =………x focal length.

Define focal length of a concave mirror. Prove that the radius of curvature of a concave mirror is double its focal length.