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9th CBSE
IMPORTANT
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The S.I. unit of wavelength is:

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Important Questions on Sound

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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 11
The SI unit of frequency is:
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 12
The quantity 1T is:
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 13
The quantity 1λ is 
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 14
The distance between a compression and adjacent rarefaction is:
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 15
A tuning-fork completes 100 oscillations in 5 seconds, its frequency is:
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 16
A tuning-fork completes 100 oscillations in 5 seconds, its time period is:
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 17
The distance between two consecutive compressions is 20 cm, its wavelength:
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Multiple Choice Questions (MCQs)>Q 18
For propagation, no medium is required for: