Advertisements
Advertisements
प्रश्न
Write the answer in your own words.
What is meant by vibration?
Advertisements
उत्तर
The rapid oscillations or to-and-fro movements of an object are called vibrations. Vibrating objects have a particular speed.
संबंधित प्रश्न
A person is listening to a tone of 500 Hz sitting at a distance of 450 m from the source of the sound. What is the time interval between successive compressions from the source?
The frequency of a source of sound is 100 Hz. How many times does it vibrate in a minute?
What is the SI unit of frequency?
What will be the change in the wavelength of a sound wave in air if its frequency is doubled?
Fill in the blank with suitable word.
When the frequency of the sound is increased, the wavelength ____________.
A sound producing body is at considerable distance from a man. There can be four different media W, X, Y and Z between the sound producing body and the man. The medium X brings the sound to man most quickly whereas medium Z takes the maximum time. The time taken by medium W in bringing sound to man is less than that of X but more than that of Z. The medium Y, however, fails to bring the sound from the sound producing body to the man. Which medium could be the one :
(a) having on fixed shape and no fixed volume?
(b) having a fixed volume but no fixed shape?
(c) having the same composition as that on the moon?
(d) having a fixed shape and a fixed volume?
In the sound wave produced by a vibrating turning fork shown in the diagram, half the wavelength is represented by :
How are different sound notes generated in musical instruments like guitar, which uses strings for sound generation, and flute, which uses blown air for sound generation?
The vibrations of a simple pendulum are also known as _______.
Describe an experiment to show that sound cannot travel through vaccum.
