Question 1
What happens to the image when an object is placed at the focal point of a convex lens?
Question 2
What construction step is performed first when drawing ray diagrams for lenses?
Question 3
How do parallel rays behave after passing through a concave lens?
Question 4
What is the nature of the image formed by a concave lens?
Question 5
In a convex lens, what is the position of the image when an object is placed beyond 2F?
Question 6
What is the image size characteristic for a concave lens, regardless of the object position?
Question 7
Which type of lens will always produce a virtual image?
Question 8
Which ray is optional when drawing ray diagrams for convex lenses and passes through the principal focus?
Question 9
How is the image characterized when the object is located between F and 2F on a convex lens?
Question 10
Describe the image when an object is placed between the focal point and the optical center of a convex lens.
Question 11
How does a ray behave when it passes through the optical center of a lens?
Question 12
What is the focal length of the convex lens discussed in the notes?
Question 13
What happens to the image when an object is placed at 2F in front of a convex lens?
Question 14
When the object is positioned at 30 cm in front of a convex lens with a 10 cm focal length, where does the image form?
Question 15
If the object is between F and O for a convex lens, what type of image is formed?