QUIZ - LIGHT

The angle of incidence is equal to

• normal

• reflected ray

• angle of reflection

• angle of refraction

The incident ray, ________ and the reflected ray, all lie in the same plane.

Relation between Radius of curvature ( R ) and focal length ( f )

• f = 2R

• f = R/2

• 2R = f

• R = 2f

Identify the Mirror equation.

• Speed of light in water

• Speed of light in air

• Speed of light in glass

Magnification produced by a spherical mirror, m =

Identify the Lens formula

Magnification prodeuced by a lens, m =

The focal length of a convex mirror is ______ if radius of curvature is 30 cm.

The power ( P ) of a lens is related to focal length ( f ) by the relation