EX12A Reflection of Light

Choose an appropriate answer from the list below and fill in the blanks next to the figure. reflected ray, plane mirror, normal, angle of reflection, incident ray, angle of incidence.

• normal

• BS

• incident ray

• RB

• reflected ray

• AB

Choose an appropriate answer from the list below and fill in the blanks next to the figure. reflected ray, plane mirror, normal, angle of reflection, incident ray, angle of incidence.

• angle of incidence

• BS

• angle of reflection

• Angle SBA

• plane mirror

• Angle RBA

The incident ray, the reflected ray and the ​ (a)   at the point of ​ (b)   all lie in the ​ (c)   plane.

• normal
• incidence
• same
• different
• surface

The angle of incidence is ​ (a)   to the ​ (b)   .

• equal
• angle of reflection
• reflected ray
• normal
• more than
• less than

The registration number of a car is QBE6825R. What is the number as seen in the rearview mirror of a vehicle in front of the car?

• 
• 
• 
• 

If the angle between an incident ray and a plane mirror is 35°, the angle of incidence is ​ (a)   °, the angle of reflection is ​ (b)   ° and the angle through which the light ray turned is ​ (c)   °.

• 55
• 110
• 35
• 70

The figure below shows two plane mirrors set at an angle of 100° to each other. A ray of light strikes one of the mirrors at an angle of 45° to the mirror.

Angle a is ​ (a)   °

Angle b is ​ ​ (b)   °

Angle c is ​ (c)   °

• 45
• 35
• 55
• 80
• 90

Reorder the following to show how a ray diagram for a point object is shown

• Locate Image

• Ensure Ray drawn is dotted behind mirror (virtual) and a solid ray in front (real)

• Draw Reflected Ray from Image to Eye

• Draw Incident Ray from Mirror to Object