EM Wave and Geometrical Optics Quiz

What is the study of how light interacts with materials called?

• Chemistry

• Physics

• Biology

• Optics

What kind of optics deals with the shape of a material and the angles at which light rays hit it?

• Wave optics

• Quantum optics

• Geometrical optics

• Physical optics

Which of the following is NOT a primary color of light?

• Red

• Yellow

• Green

• Blue

What is the near point of a normal eye?

• 10 cm

• 25 cm

• 50 cm

• 100 cm

What type of mirror is also known as a shaving mirror?

• Spherical mirror

• Convex mirror

• Concave mirror

• Plane mirror

Which instrument is used to test for malaria from a blood sample?

• Telescope

• Microscope

• Spectrometer

• Periscope

What is the primary purpose of a convex lens?

• To reflect light

• To diverge light

• To absorb light

• To converge light

Which of the following is a subtractive primary color?

• Cyan

• Blue

• Green

• Red

What is the focal length of a mirror?

• The distance from the mirror to the object

• The distance from the mirror to the image

• The distance from the mirror to the focal point

• The distance from the mirror to the screen

What is the additive primary color combination that forms white light?

• Red, Green, and Blue

• Red and Green

• Red and Blue

• Green and Blue