Advertisements
Advertisements
Question
What is Galton’s whistle? To what use is it put?
Short/Brief Note
Advertisements
Solution
A special whistle that can produce ultra sound, not heard by humans, is called Galton’s whistle.
It is used to train dogs because they can hear ultrasounds up to a frequency of 40000 hertz.
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Complete the following sentence:
Ultrasound is of frequency ___________.
Can you hear the sound produced due to vibrations of a seconds pendulum? Give reasons.
Sonar makes use of :
Name three animals which can hear ultrasonic vibrations.
What does SONAR stand for?
What are infrasonic and ultrasonic sounds?
Is the energy carried by the ultrasound very high or very low?
What is echocardiography?
What does SONAR stand for? Where do we make use of SONAR?
Bats produce ______ sound during screaming.
