5.7 - Magnification
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Practice Questions
Test your understanding with targeted questions
What is the definition of magnification?
💡 Hint: Think about how we compare the size of an image to the original object.
What type of lens always produces a diminished, virtual image?
💡 Hint: Remember which lens diverges the light rays.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for magnification?
💡 Hint: Think about how we express the size relationship.
A concave lens always produces which type of image?
💡 Hint: Recall the nature of how concave lenses work.
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Challenge Problems
Push your limits with advanced challenges
A convex lens has a focal length of 20 cm. Calculate the image position and magnification when an object is placed 60 cm from the lens.
💡 Hint: Apply the lens formula and think about the implications of the distance.
If an object is placed 12 cm from a concave lens with a focal length of -8 cm, find the image distance and characteristics of the image.
💡 Hint: Use the convention for concave lenses and remember its given focal length.
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