Advertisements
Advertisements
प्रश्न
Name the waves used for sound ranging. State one reason for their use.
Advertisements
उत्तर
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
संबंधित प्रश्न
Select the correct alternative :
We can distinguish a shrill sound from a flat sound by its
Differentiate between a high pitch sound and a low pitch sound.
List the measures that you will take when designing a sound-proof room.
Draw a graph between displacement from mean position and time for a body executing free vibrations in vacuum.
Name the two types of waves which can be generates in a long flexible spring (or slinky).
State the speed of (i) light and (ii) sound in air?
Select the correct option:
Which of the following is an elastic wave?
Give an example to show that light travels faster than sound?
The sound waves are reflected from an obstacle into the same medium from which they were incident. Which of the following changes?
Find the odd one out.
