Multiple Choice Questions on The radii of curvature of the faces of a double convex lens are 10 cm and 20 cm The refractive index........... for NDA Exam Preparation

Back to Main Page

Multiple Choice Questions

The radii of curvature of the faces of a double convex lens are 10 cm and 20 cm The refractive index...........

General Science (NDA) Physics
    Download Solution PDF

    The radii of curvature of the faces of a double convex lens are 10 cm and 20 cm. The refractive index of the glass is 1.5. What is the power of this lens?

     + 7 5 D

    Incorrect Answer

    - 7.5 D

    Incorrect Answer

     + 2.5 D

    Correct Answer

     + 5.0 D

    Incorrect Answer
    Explanation:

    By: Munesh Kumari
    ProfileResources

    Let's Discuss

    What our students have to say
    Review on us
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free