Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What part of the eye is responsible for focusing light?
💡 Hint: Think about the first part of the eye that light encounters.
Question 2
Easy
Which component of a camera functions similarly to the iris?
💡 Hint: Consider what controls how much light enters.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the main function of the retina in the human eye?
- Focus light
- Convert light into electrical signals
- Control light intake
💡 Hint: Think about what happens at the back of the eye.
Question 2
True or False: The aperture of a camera is analogous to the lens of the eye.
- True
- False
💡 Hint: Consider the role of each part in light control.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the image distance if the object distance is 300 mm and the focal length is 60 mm using the thin lens formula.
💡 Hint: Arrange the thin lens formula correctly to find di.
Question 2
Design a basic camera setup with specified lens and aperture settings. Explain how these influence clarity and exposure.
💡 Hint: Consider how changing the aperture affects light intake and image focus.
Challenge and get performance evaluation