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kdl8614
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A child holds a candy bar 10.0cm in front of a convex mirror and notices that the image is only one-half the size of the candy bar. What is the radius of curvature of the mirror?
No problem, it'll get there eventually.kdl8614 said:im totally stuck sorry i didnt use the homework forums as u know I am new to the site.
The radius of curvature for a mirror refers to the distance between the center of curvature and the surface of the mirror. In this case, since the candy bar is placed on the mirror, the radius of curvature would be measured from the center of the candy bar to the surface of the mirror.
The radius of curvature can be calculated by using the formula R = 2f, where R is the radius of curvature and f is the focal length of the mirror. For a mirror with a candy bar, measure the distance from the center of the candy bar to the mirror's surface and double that value to get the radius of curvature.
The focal length of a mirror is the distance between the mirror's surface and its focal point. In the case of a mirror with a candy bar, the focal length would be half the distance between the center of the candy bar and the surface of the mirror.
The radius of curvature affects the size and magnification of the image produced by a mirror. A smaller radius of curvature results in a larger and more magnified image, while a larger radius of curvature produces a smaller and less magnified image.
If the radius of curvature is decreased, the image produced by the mirror will become larger and more magnified. On the other hand, if the radius of curvature is increased, the image will become smaller and less magnified. This is because the distance between the mirror and its focal point changes, altering the angle of reflection and therefore, the size of the image.