9.7 - OPTICAL INSTRUMENTS
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Practice Questions
Test your understanding with targeted questions
What is the purpose of a microscope?
💡 Hint: Think about smaller objects like cells.
Name two types of optical instruments.
💡 Hint: One is for small objects, the other for distant objects.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a microscope do?
💡 Hint: Think about what we use to look at tiny things.
True or False: A telescope is used for observing small objects.
💡 Hint: Consider the purpose of telescopes.
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Challenge Problems
Push your limits with advanced challenges
A microscope has a focal length of 2 cm and is used to view an object placed 1.5 cm away. Calculate the magnification and describe the image formed.
💡 Hint: Remember to use the magnification formula.
Consider a telescope with an objective of 100 cm focal length and an eyepiece of 5 cm. What is the total magnifying power when the image is formed at infinity?
💡 Hint: Use the formula to calculate based on focal lengths.
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Reference links
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