EASY
9th CBSE
IMPORTANT
Earn 100

Mention one important application of SONAR.

Important Questions on Sound

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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 9
Mention an important application of ultrasonic in medical check-up.
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 10
Which type of sound waves is employed in SONAR?
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 11
State one important use of ultrasound in industries.
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 12
Which wave property determines loudness?
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 12
Which wave property determines pitch?
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 13
Which type of sound waves are used to detect cracks and flaws in metal blocks?
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9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 14
What is a human ear?
EASY
9th CBSE
IMPORTANT
Essentials of PHYSICS Class IX>Chapter 5 - Sound>Assignment>Q 15
Define the term 'timbre' or 'quality' of a sound.