Advertisements
Advertisements
प्रश्न
Define the following term in relation to concave mirror.
Principal axis
Advertisements
उत्तर
An imaginary line passing through the pole and the centre of curvature of a spherical mirror is called principal axis.
APPEARS IN
संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Principal axis
Explain the following term related to spherical lenses: focal length
Define the Focal length of a spherical mirror
A coin placed at the bottom of a vessel appears to be raised when water is poured in the vessel.
Name the spherical mirror which (i) diverges (ii) converges the beam of light incident on it. Justify your answer by drawing a ray diagram in each case.
An object of length 4 cm is placed in front of a concave mirror at distance 30 cm. The focal length of mirror is 15 cm.
- Where will the image form?
- What will be the length of image?
Define the following term in relation to concave mirror.
Radius of curvature
What is a mirror formula?
