Multiple Choice Questions on An object at a distance of 30 cm from a concave mirror gets its image at the same point The focal le........... for 10th Standard Preparation

Back to Main Page

Multiple Choice Questions

An object at a distance of 30 cm from a concave mirror gets its image at the same point The focal le...........

Physics Chapter - 10
    Download Solution PDF

    An object at a distance of 30 cm from a

    concave mirror gets its image at the same point. The focal length of the mirror is

    – 30 cm

    Incorrect Answer

    30 cm

    Incorrect Answer

    – 15 cm

    Correct Answer

    +15 cm

    Incorrect Answer
    छोटे Courses बड़े Results
    Master Chapter - 10
    Prepare through Micro-courses
    Try Now
    Explanation:

    When object is placed at 2F, the image formed by concave mirror is also at 2F.
    So 2F = -30 or F = -15 cm.

    By: santosh
    ProfileResources

    Let's Discuss

    Master
    Chapter - 10
    With abhipedia
    Micro Courses
    Try Now
    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