Question

Explain the following terms: centre of curvature, pole, focus point please answer it's very urgent​ please please please

Answer 1

Answer:

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• Centre of curvature: Centre of curvature of a spherical mirror is the centre of the hollow sphere of a glass of which the mirror is a part.
• Pole_the central point of spherical mirror is called pole. Focus - focus is a point on the principle axis at which the light rays parallel to the principle axis converse after reflection or appear divers from. Focal length - it is a line from focus to pole of that mirror.

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