Interference of Waves

# Interference of Waves Video Lecture | Physics Class 11 - NEET

## Physics Class 11

102 videos|411 docs|121 tests

## FAQs on Interference of Waves Video Lecture - Physics Class 11 - NEET

 1. What is interference of waves?
Ans. Interference of waves refers to the phenomenon when two or more waves meet and overlap, resulting in the formation of a new wave pattern. This can occur when waves of the same frequency or wavelength combine together, either constructively (amplitude increases) or destructively (amplitude decreases).
 2. How does constructive interference occur?
Ans. Constructive interference occurs when waves meet in such a way that their crests align with each other, resulting in the formation of a wave with a larger amplitude. This happens when the peaks of two waves coincide, leading to reinforcement and the amplification of the wave's intensity.
 3. What is the difference between constructive and destructive interference?
Ans. Constructive interference and destructive interference are two types of interference that occur when waves overlap. Constructive interference leads to the amplification of the wave's amplitude, while destructive interference results in the reduction or cancellation of the wave's amplitude. In constructive interference, the crests of the waves align, whereas in destructive interference, the crests of one wave align with the troughs of another wave.
 4. Can interference occur between waves of different frequencies?
Ans. Yes, interference can occur between waves of different frequencies. However, when waves of different frequencies interfere, the resulting wave pattern is more complex and may not exhibit a regular pattern of constructive and destructive interference. This type of interference is known as mixed interference.
 5. How does interference affect sound waves?
Ans. Interference can significantly affect sound waves. When two sound waves interfere constructively, the resulting sound is louder, while destructive interference can lead to the cancellation of sound. This phenomenon is often observed in audio systems, where interference patterns can cause sound reinforcement or cancellation, depending on the alignment of the waves.

## Physics Class 11

102 videos|411 docs|121 tests

### Up next

 Explore Courses for NEET exam
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Related Searches

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

;