Advertisements
Advertisements
Question
Name the waves used for sound ranging. State one reason for their use.
Advertisements
Solution
Ultrasonic waves are utilized for sound ranging because they are able to travel a great distance without deviating, are difficult to absorb in a medium, and can be focused into a tight beam.
APPEARS IN
RELATED QUESTIONS
Which wave property determines (a) loudness, (b) pitch?
How does a bat make use of ultrasonics waves to find its way?
A stone is dropped on the surface of water in a pond. Name the type of waves produced.
What is the nature of sound waves in air?
Define the term wave velocity. Write its S.I. unit.
Complete the following sentences :
Sound cannot travel through __________, but it requires a ___________.
200 waves pass through a point in one second. Calculate the time period of wave.
Two tuning forks A and B of frequencies 256 Hz and 192 Hz respectively are vibrated in air. If the wavelength of A is 1.25 m, calculate the wavelength produced by B.
Rapid back and forth motion of a particle about its mean position is called _____.
In which medium the speed of the sound is maximum?
