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प्रश्न
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उत्तर
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संबंधित प्रश्न
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
State the two kinds of spherical mirror and distinguish them with the aid of proper diagrams.
Name the kind of mirror used to obtain:
A virtual and diminished image
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?
An object of height 2 cm is placed at a distance of 20 cm in front of a concave mirror of a focal length of 12 cm. Find the position, size, and nature of the image.
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
A spherical mirror whose reflecting surface is curved outwards is called ______ mirror.
How tall does a mirror have to be to fit an entire person’s body?
Define the following terms in the context of a diverging mirror:
- Principal focus
- Focal length
Draw a labelled ray diagram to illustrate your answer.
Visit a nearby hospital. You can also visit the clinic of an ENT specialist, or a dentist. Request the doctor to show you the mirrors used for examining ear, nose, throat and teeth. Can you recognise the kind of mirror used in these instruments?
