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प्रश्न
Define the following terms in the context of a diverging mirror:
- Principal focus
- Focal length
Draw a labelled ray diagram to illustrate your answer.
उत्तर
- Principal focus: The principal focus of the diverging mirror is the point on the principal axis from which all incident rays appear to diverge from behind the mirror.
- Focal length: The distance between the pole and the principal focus of a spherical mirror is called the focal length.
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संबंधित प्रश्न
Explain the following term related to spherical lenses: focal length
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Why is a hole burnt in the carbon paper?
State the two kinds of spherical mirror and distinguish them with the aid of proper diagrams.
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Answer the following question.
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Define the following term in relation to concave mirror.
Principal focus
Name the type of mirror used in the following situation:
Side/rear-view mirror of a vehicle
Support your answer with reason.
