Physics, asked by vivekkr2k17, 5 months ago

pove that f= r/2 in physics in concave mirror

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Answered by ankitha7777

6

Answer:

The focal point (F) of a concave mirror is the point at which a parallel beam of light is "focussed" after reflection in the mirror. ... The focal length (f) and radius of curvature (R) are defined in the diagram at the right. It can be shown that R = 2f. "A" in the diagram is known as the "vertex" (often labeled V).

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