Electromagnetic Waves Quiz

What is the frequency of radio waves with a wavelength of 20 meters?

What is the law of reflection according to Euclid?

What are the classifications of reflective materials?

• Transparent

• Translucent

• Opaque

What is the speed of electromagnetic waves in a vacuum?

What are the properties of electromagnetic waves?

What is the speed of light in rutile? (n rutile =2.62)

A mineral called brookite has a 1.47 index of refraction. Calculate the speed of light in this material.

A red laser light is flashed from air to water at an angle of 30° to hit a targeted fish. Determine the angle of refraction.

A ray of light passes from air into glass. If the angle of incidence is 30° and the angle of refraction is 19°, what is the index of refraction of the glass?

Light enters a plastic block from air with an index of refraction of 1.5. If the light hits the plastic at an angle of 40°, what is the angle of refraction?