Plane and Curved Mirrors

The focal length of a spherical mirror is _____ the radius of curvature of the mirror.

• twice

• half

• the same

• unrelated to

What type of image is produced by a convex mirror?

• enlarged (bigger) and real

• reduced (smaller) and virtual

• enlarged and virtual

• reduced and real

Light from a laser strikes a plane mirror at an angle of 38 degrees to the normal. If the angle of incidence increases by 13 degrees what is the new angle of reflection?

• 38 degrees

• 51 degrees

• 65 degrees

• 84 degrees

Under which conditions does a concave mirror produce an enlarged virtual image?

• Never

• When the object is farther away than the focal point

• When the object is farther away than the radius of curvature

• When the object is between the focal point and the mirror

Images produced by plane mirrors are real images.

• True

• False

Which statement is true for the normal in a ray diagram at the point where the light strikes?

• It is perpendicular to the surface

• It is parallel to the surface

The image formed by a plane mirror is positioned _________ the mirror.

• above

• below

• in front of

• behind

The image formed by a plane mirror has the same orientation as the object.

• True

• False

What is true about the size of the image formed by plane mirrors with respect to the object?

• It is reduced

• It is the same size

• It is larger

• It is infinite

In the ray diagram shown, find the angle of incidence of the second ray.

•  $5\degree$  

•  $25\degree$  

•  $35\degree$  

•  $55\degree$  
  

•  $60\degree$