Concept explainers
(a)
The distance of the image.
(a)
Answer to Problem 3SP
The distance of the image is
Explanation of Solution
Given Info: An object of height
Write the expression for the relation between the image distance and the focal length.
Here,
Substitute
Conclusion:
Therefore, the distance of the image is
(b)
The magnification of the image.
(b)
Answer to Problem 3SP
The magnification of the image is
Explanation of Solution
Given Info: An object of height
Write the expression for the magnification of the image.
Here,
Substitute
Conclusion:
Therefore, the magnification of the image is
(c)
To draw the image formed by tracing three rays from the top of the object.
(c)
Answer to Problem 3SP
The image formed can be drawn as,
Explanation of Solution
The object is at
Figure 1
Conclusion:
Therefore, the formation of the image is drawn and the result is confirmed.
(d)
The distance of the image and its magnification.
(d)
Answer to Problem 3SP
The distance of the image is
Explanation of Solution
Given Info: An object of height
Write the expression for the relation between the image distance and the focal length.
Substitute
Write the expression for the magnification of the image.
Substitute
Conclusion:
Therefore, the distance of the image is
(e)
The overall magnification produced.
(e)
Answer to Problem 3SP
The overall magnification produced is
Explanation of Solution
Given Info: An object of height
Write the expression for the overall magnification.
Here,
Substitute
Conclusion:
Therefore, the overall magnification produced is
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Chapter 17 Solutions
Physics of Everyday Phenomena
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