EASY
9th ICSE
IMPORTANT
Earn 100

Differentiate between transverse wave and longitudinal wave.

Important Questions on Sound

EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>PRACTICE QUESTIONS>Q 7

How does the density affect the speed of sound (Both in material and in gas)?

EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>PRACTICE QUESTIONS>Q 7
How does the following factors affect the speed of sound (Both in material and in gas):
Wind.
EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>PRACTICE QUESTIONS>Q 8
Write down the properties of ultrasound. State the approximate speed of ultrasound in air.
EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>PRACTICE QUESTIONS>Q 9
Differentiate between ultrasonic and subsonic. Also define the term supersonic.
EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>Self Evaluation Test>Q 1
A wave vibrates up and down five times in 0.5 s and it covers a distance of 7 m during this interval. Calculate frequency of the wave.
EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>Self Evaluation Test>Q 1
A wave vibrates up and down five times in 0.5 s and it covers a distance of 7 m during this interval. Calculate the velocity of the wave.
MEDIUM
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>Self Evaluation Test>Q 2
The speed of sound through a gas contained in a tube is V. What will be the speed of sound, if the gas in the tube is compressed to double its pressure?
EASY
9th ICSE
IMPORTANT
Together With Physics Class 9>Chapter 7 - Sound>Self Evaluation Test>Q 3
State two properties of a material medium on which the speed of sound depends.