3.4 - Optical Instruments
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Practice Questions
Test your understanding with targeted questions
What is the primary purpose of a microscope?
💡 Hint: Think of its use in biology to look at cells.
What is an eyepiece?
💡 Hint: It's the part you look through to see the image.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What two lenses are used in a microscope?
💡 Hint: Remember the two main components of a microscope.
True or False: A telescope is used for viewing near objects.
💡 Hint: Consider the main application of telescopes.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A microscope has an objective lens with a focal length of 4 cm and an eyepiece with a focal length of 2 cm. Calculate the total magnification of the microscope.
💡 Hint: Remember how to calculate magnification with these focal lengths.
In a telescope, the objective lens has a focal length of 100 cm, while the eyepiece has a focal length of 10 cm. What is the total magnification of this telescope?
💡 Hint: Use the same method involved in finding the magnification.
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