Visible Light from an Ordinary Source Such as a Sodium

question 52

Multiple Choice

Visible light from an ordinary source such as a sodium lamp can be used to produce interference effects that demonstrate the wave nature of light,provided that

• A)the light beam from the single source is split into two (or more)beams that have a constant phase relationship to one another.
• B)the light is polarized.
• C)the light is not polarized.
• D)Interference effects cannot be demonstrated with ordinary light sources.
• E)None of these conditions are satisfied.