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Define (a) centre of curvature (b) radius of curvature (c) pole (d) principal axis, and (e) aperture, of a spherical mirror with the help of a labelled diagram
The diverging lens in part (a) is replaced by a converging lens also of focal length 100 mm. The object remains in the same position and an image is formed by the converging lens. Compare two properties of this image with those of the image formed by the diverging lens in part (a).
Name the kind of mirror used to obtain :
A real and enlarged image
Define the following term in relation to concave mirror.
Center of curvature
Complete the following diagrams shown in the following figures by drawing the reflected rays.
The spherical mirror with a reflecting surface curved inward is called
Define the following terms in the context of a diverging mirror:
- Principal focus
- Focal length
Draw a labelled ray diagram to illustrate your answer.
