Advertisements
Advertisements
Question
Define sound ranging.
Advertisements
Solution
The process by which bats and dolphins detect the presence of an obstacle by hearing the echo of the sound produced by them is called sound ranging.
RELATED QUESTIONS
Why are sound waves called mechanical waves?
Write true or false for a given statement.
Female voice is shriller than the male voice.
How is sound produced ?
What are infrasonics? Can you hear them?
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium.
What is the vacuum? Explain why, sound cannot travel through vacuum?
What is the difference between a compression and a rarefaction in a sound wave? Illustrate your answer with a sketch.
What is musical sound? Give an example.
Match the pairs.
| Group ‘A’ | Group ‘B’ |
| (a) Flute | (1) Frequency less than 20 Hz |
| (b) Frequency | (2) Frequency more than 20000 Hz |
| (c) Sound level | (3) Vibrations in the air |
| (d) Ultrasonic sound | (4) Measured in Hz |
| (e) Infrasonic sound | (5) Decibel |
If the energy in a longitudinal wave travels from south to north, the particles of the medium would be vibrating in _____.
