3 - Mirrors and Lenses
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Practice Questions
Test your understanding with targeted questions
What is the mirror equation?
💡 Hint: Think about the relationship between focal length, image distance, and object distance.
What does positive magnification indicate?
💡 Hint: Remember how images are formed in mirrors versus lenses.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for the lens equation?
💡 Hint: Look for the formula that is specifically for lenses.
True or False: The magnification is always positive for images formed by concave mirrors.
💡 Hint: Consider how images can be formed in mirrors.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a concave mirror with a focal length of 20 cm. An object is placed 15 cm in front of it. Where is the image located?
💡 Hint: Make sure to invert the distances appropriately.
A double convex lens has a focal length of 15 cm. If an object is 30 cm from the lens, compute the image distance and magnification.
💡 Hint: Start by using the lens formula clearly and pay attention to which side the image forms.
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