Advertisements
Advertisements
Question
Define the term Centre of curvature.
Advertisements
Solution
Centre of curvature is the centre of the imaginary sphere to which the mirror belongs.
APPEARS IN
RELATED QUESTIONS
A simple microscope is used by watch repairers. Give reason.
Name the spherical mirror which has:
(a) virtual principal focus.
(b) real principal focus.
A concave mirror forms a virtual image of size twice that of the object placed at a distance 5 cm from it.
Find : (a) the focal length of the mirror (b) position of image
Answer the following question.
Write the modification in the curvature of the eye lens which enables us to see the nearby objects clearly?
What do you understand by the term real image?
The spherical mirror with a reflecting surface curved inward is called
Define focal length.
If the real image of a candle flame formed by a lens is three times the size of the flame and the distance between lens and image is 80 cm, at what distance should the candle be placed from the lens?
The minimum length of the mirror required to see the full image of the person is half ‘ of his height.
Explain why a ray of light passing through the center of curvature of a concave mirror, gets reflected along with the same pattern.
