Optics: Characteristics of Images Quiz

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Why is ray tracing important in geometric optics?

To calculate the speed of light in different mediums

To predict the position and nature of images formed by mirrors (correct)

To measure the temperature of the reflected rays

To determine the color of the image formed

Which rule states that an incident ray parallel to the principal axis reflects through the focus?

Rule 4

Rule 2

Rule 3

Rule 1 (correct)

What happens to an incident ray going towards the center of curvature after reflection?

It becomes parallel to the principal axis

It reflects through the focus

It reflects back along the same path (correct)

It forms a virtual image

For a convex mirror, what type of image is formed when an object is between F and V?

Virtual and upright (C) Signup and view all the answers

What is the characteristic of an image if it appears highly reduced?

Real and inverted (B) Signup and view all the answers

What does Rule 3 in geometric optics describe about an incident ray going towards the focus?

It becomes parallel to the principal axis (A) Signup and view all the answers

What type of mirror reflects images in their normal proportions, but reversed from left to right?

Plane mirror (D) Signup and view all the answers

Which characteristic describes a virtual image?

Formed by diverging reflected rays behind the mirror (C) Signup and view all the answers

In ray tracing, what does the notation 'erect' refer to?

The image is upright and not inverted (A) Signup and view all the answers

Which type of mirror can form a real image?

Concave mirror (B) Signup and view all the answers

What does the term 'inverted' mean in the context of image formation by mirrors?

The image is flipped vertically (D) Signup and view all the answers

According to the ray tracing rules, what characteristic determines whether an image is real or virtual?

The location of the image relative to the mirror (C) Signup and view all the answers

What is the characteristic of the image formed by a concave mirror when the object is placed beyond the center of curvature (C)?

The image is real and inverted. (B) Signup and view all the answers

According to the rules of ray tracing, which statement is correct for an incident ray that is parallel to the principal axis?

After reflection, it passes through the focus. (C) Signup and view all the answers

If an incident ray passes through the focus of a concave mirror, what happens after reflection?

It becomes parallel to the principal axis. (C) Signup and view all the answers

When the object is placed at the center of curvature (C) of a concave mirror, what is the characteristic of the image formed?

The image is virtual and upright, and its size is the same as the object. (B) Signup and view all the answers

What is the rule for an incident ray that falls at the vertex of a concave mirror?

It reflects at an angle equal to the angle of incidence. (A) Signup and view all the answers

When the object is placed between the center of curvature (C) and the focus (F) of a concave mirror, what is the characteristic of the image formed?

The image is real and inverted, and its size is enlarged. (C) Signup and view all the answers