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choose the correct answer. Relation between focal length f and radius of curvature R of a spherical mirror is Options 1 R-f/2 . 2 f-R . 3 f-R/2. 4 f-1/R​

Answer» <html><body><h2>The relation between the focal length and the <a href="https://interviewquestions.tuteehub.com/tag/radius-1176229" style="font-weight:bold;" target="_blank" title="Click to know more about RADIUS">RADIUS</a> of curvature of a <a href="https://interviewquestions.tuteehub.com/tag/spherical-650244" style="font-weight:bold;" target="_blank" title="Click to know more about SPHERICAL">SPHERICAL</a> mirror is f = R / <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a> </h2><p><u><strong>option 3</strong></u></p><p><u><strong>Explanation</strong></u>:</p><ul><li>the <strong>radius of curvature is</strong> usually twice the focal length of a spherical mirror. As a result of this the <a href="https://interviewquestions.tuteehub.com/tag/diameter-950836" style="font-weight:bold;" target="_blank" title="Click to know more about DIAMETER">DIAMETER</a> of the spherical mirror is 4 times the focus of the spherical mirror.</li></ul><ul><li>The <strong>diameter of a spherical mirror </strong>means the diameter of the circle of which the spherical mirror is a part. It has no relationship with the the aperture of the mirror if the mirror is not perfectly semicircular in nature.</li></ul><p></p><h3>To know more about diameter of a spherical mirror,</h3><p>The diameter of the spherical mirror in which reflection takes place is ...</p><p><a class="sg-link" href="https://brainly.in/question/17550229">brainly.in/question/17550229</a></p><p></p></body></html>


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