Class 11 Exam > Class 11 Questions > The quantity similar to extension or compress...
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The quantity similar to extension or compression of the spring in sound wave propagation (air) is
- a)the change in air density
- b)the change in air composition
- c)the change in air particles
- d)the change in air humidity
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
The quantity similar to extension or compression of the spring in soun...
Explanation:As in air wave propagates in the form of compression (increase in density of air) and rarefaction (decrease in density of air).
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The quantity similar to extension or compression of the spring in soun...
Change in Air Density:
- The quantity similar to extension or compression of a spring in sound wave propagation is the change in air density.
- Sound waves are compressional waves that travel through a medium by causing particles in the medium to vibrate back and forth.
- When a sound wave passes through air, it creates areas of high pressure (compression) and low pressure (rarefaction) as it propagates.
- These changes in pressure result in changes in air density, with compressions corresponding to higher densities and rarefactions corresponding to lower densities.
- This change in air density is what allows the sound wave to propagate through the air, similar to how a spring's extension or compression allows mechanical waves to travel through it.
Importance of Air Density:
- The change in air density is crucial for the transmission of sound waves as it determines how the wave propagates through the medium.
- Higher air density in compression regions results in faster sound wave propagation, while lower air density in rarefaction regions slows down the wave.
- Understanding the relationship between air density and sound wave propagation helps explain phenomena such as the speed of sound in different mediums and the behavior of sound waves in various environments.
Conclusion:
- In conclusion, the change in air density plays a critical role in sound wave propagation through air, acting as the equivalent of extension or compression in a spring. By grasping this concept, we can better comprehend how sound waves travel and interact with the surrounding medium.
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The quantity similar to extension or compression of the spring in sound wave propagation (air) isa)the change in air densityb)the change in air compositionc)the change in air particlesd)the change in air humidityCorrect answer is option 'A'. Can you explain this answer? for Class 11 2025 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about The quantity similar to extension or compression of the spring in sound wave propagation (air) isa)the change in air densityb)the change in air compositionc)the change in air particlesd)the change in air humidityCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 11 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The quantity similar to extension or compression of the spring in sound wave propagation (air) isa)the change in air densityb)the change in air compositionc)the change in air particlesd)the change in air humidityCorrect answer is option 'A'. Can you explain this answer?.
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