Exam 25: The Refl Ection of Light: Mirrors

An object with a height of 3.0-cm is placed 8.0 cm in front of a mirror.The virtual image is 4.0 cm further from the mirror when the mirror is concave than when it is planar. -Determine the image height in the concave mirror.

An object is placed in front of a concave spherical mirror as shown below.The three rays 1,2,and 3,leave the top of the object and,after reflection,converge at a point on the top of the image.Ray 1 is parallel to the principal axis,ray 2 passes through F,and ray 3 passes through C. -Which ray(s)will pass through F after reflection?

Which one of the following phrases most accurately describes paraxial rays?

The inverted image of a light bulb is formed on a screen located 9.00 m from a spherical mirror.The image is 4.00 times larger than the light bulb.Determine the object distance and the type of mirror used.

A spherical concave mirror has a radius of curvature of 6.0 cm.At what distance from the mirror should a 6.0-cm object be placed to obtain an image that is 48 cm tall?

The focal length of a spherical concave mirror is 25 cm.What is its radius of curvature?

In the figure,Joel is using a device known as a periscope to observe an object,represented by an upright arrow.The periscope contains two plane mirrors tilted at an angle of 45° relative to Joel's line of sight.Which one of the following pairs of characteristics of the final image that Joel looks at is correct relative to those of the object?

Santa Claus looks at his reflection in a spherical Christmas tree ornament.Which one of the following statements concerning Santa's image is true?

A ray of light is reflected from two plane mirror surfaces as shown in the figure.What are the correct values of ?

The table below lists object and image distances for five objects placed in front of mirrors.For which one of the following cases is the image formed by a convex spherical mirror?

An object is placed in front of a concave spherical mirror as shown below.The three rays 1,2,and 3,leave the top of the object and,after reflection,converge at a point on the top of the image.Ray 1 is parallel to the principal axis,ray 2 passes through F,and ray 3 passes through C. -Which ray(s)will reflect back on itself (themselves)?

Makenzie walks directly toward a plane mirror at a speed of 0.30 m/s.Determine the speed of the image relative to her.

A concave mirror has a radius of curvature of 60.0 cm.How close to the mirror should an object be placed so that the rays travel parallel to each other after reflection?

An object is placed near two perpendicular plane mirrors as shown in the figure.How many images will be formed?

An object is 1.0 m in front of a mirror.A virtual image is formed 10.0 m behind the mirror.What is the radius of curvature of the mirror?

The radius of curvature of a spherical convex mirror is 52 cm.What is its focal length?

Which one of the following statements concerning a convex mirror is true?

Two plane mirrors are connected perpendicular to each other,as shown in the figure.If a person looks into the corner at the image straight ahead of him and closes his left eye as shown,which one of the following statements is true?

A concave mirror has a radius of curvature of 20 cm.For which one of the following object distances will the image be real,inverted and smaller than the object?

A convex mirror in an amusement park has a radius of curvature of 3.00 m.A man stands in front of the mirror so that his image is half as tall as his actual height.At what distance must the man focus his eyes in order to see his image?