Question

Are interference of light and production of beats in sound identical?

• A. Yes, both increase or decrease the intensity.
• B. No, interference occurs in space regime and beats occur in time regime.
• C. No,light waves are em waves and sound waves are mechanical.
• D. Yes because both correspond to enforcement.

Answer 1

The correct option is C No,light waves are em waves and sound waves are mechanical.

No, because even though both occur due to constructive and destructive interference between the waves, but light waves are em waves and sound waves are mechanical.