Home
Class 8
PHYSICS
The geometric centre of a spherical mirr...

The geometric centre of a spherical mirror is called

A

centre of curvature

B

principal focus

C

pole

D

none of these

Text Solution

Verified by Experts

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • LIGHT ENERGY

    ICSE|Exercise EXERCISE 5.2 (Objective Type Questions) E. Match the statements in column A, with those in Column B.|1 Videos

  • LIGHT ENERGY

    ICSE|Exercise EXERCISE 5.2 (STUDY QUESTIONS)|4 Videos

  • LIGHT ENERGY

    ICSE|Exercise EXERCISE 5.2 (Objective Type Questions) C. Write .true.of .false. for the following statements :|5 Videos

  • HEAT TRANSFER

    ICSE|Exercise Picture Study |2 Videos

  • MATTER

    ICSE|Exercise THEME ASSIGNMENT|25 Videos

Similar Questions

Explore conceptually related problems

The geometrical centre of a spherical mirror

Geometric centre of a spherical mirror is called its centre of curvature. _____

Knowledge Check

  • In a reflecting astronomical telescope, if the objetcive (a spherical mirror) is replaced by a parabolic mirror of the same focal length and aperture, then

    A
    the final image will be erect
    B
    a large image will be obtained
    C
    the telescope will gather more light
    D
    spherical aberration will be absent

  • For an incident ray directed towards centreof curvature of a spherical mirror, the reflected ray:

    A
    retraces its path
    B
    passes through the focus
    C
    passes through the pole
    D
    becomes parallel to the principal axis

    • Similar Questions

    Explore conceptually related problems

    An imaginary line passing through the pole and the centre of curvature of a spherical mirror is called the _____

    What is a spherical mirror?

    The radius of curvature of a spherical mirror is 20 cm. What is its focal length?

    How is the focal length of a spherical mirror related to its radius of curvature?

    Magnitude of focal length of a spherical mirror is f and magnitude of linear magnification is 1/2

    (a) If the image formed by a mirror for all positions of the object placed in front of it is always diminished, erect and virtual, state the type of the mirror and also draw a ray diagram to justify your answer. Write one use such mirrors are put to and why? (b) Define the radius of curvature of spherical mirrors. Find the nature and focal length of a spherical mirror whose radius of curvature is +24 cm.

    Home
    Profile