Advertisements
Advertisements
प्रश्न
The sonic boom of an aircraft has a time period of 0.00005s. Calculate the frequency of sound produced.
Advertisements
उत्तर
Time period of sonic boom = T = 0.00005 s
Frequency of sound = f =?
f = `1/"T" = 1/0.00005`
f = `100000/5 = 20000` Hz
∴ f = 200 KHz
APPEARS IN
संबंधित प्रश्न
The sketches I to IV in following Figure show sound waves, all formed in the same time interval.
 |
 |
| I | II |
 |
 |
| III | IV |
Which diagram shows
- a note from a musical instrument
- a soft (or feeble) note,
- a bass (low frequency) note.
Which has the higher frequency - ultrasonic sound or infrasonic sound?
Complete the following sentence:
Elephants produce ____________sound.
Explain how do bats locate the obstacles and prey in their way.
How do bats locate their prey during a flight?
What is Galton’s whistle? To what use is it put?
Does SONAR make use of infrasonic sound?
What are infrasonic and ultrasonic sounds?
Describe a simple method to find the depth of a submerged ship.
Ultrasound has frequency of vibration
