
Concept explainers
(a)
The radius of curvature of the mirror.
(a)

Answer to Problem 55P
The radius of curvature of the mirror is
Explanation of Solution
Write an expression for the magnification.
Here,
Rearrange the equation (I) to find image distance.
Write an expression for focal length.
Here,
Write an expression for mirror equation.
Substitute equation (II) and (III) in equation (IV).
Rearrange the equation (V) to find the radius of curvature.
Conclusion:
Substitute
Thus, the radius of curvature of the mirror is
(b)
If the image of the woman fill the mirror from top to bottom.
(b)

Answer to Problem 55P
The image of the mirror does not fill the mirror.
Explanation of Solution
Write an expression for the image distance.
Conclusion:
Substitute
Thus, the image appears
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Chapter 23 Solutions
Physics
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