Advertisements
Advertisements
प्रश्न
What should an object do to produce sound?
Advertisements
उत्तर
An object should vibrate in order to produce sound.
APPEARS IN
संबंधित प्रश्न
How does a musician playing on a flute change the pitch of sound produced by it ?
What minimum distance is required between the source of sound and the reflecting surface to hear an echo ? Give reason.
Can sound travel through vacuum?
State whether the following statement is true or false :
Sound produced by a vibrating body travels to our ears by the actual movement of air.
Which object is vibrating when the following sounds are produced?
(i) The sound of a sitar
(ii) The sound of a tabla
(iii) The sound of a tuning fork
(iv) The buzzing of a bee or mosquito
(v) The sound of a flute
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?
A key of mechanical piano is first struck gently and then struck again but much harder this time. In the second case :
Describe an experiment to show that sound cannot travel through vaccum.
You and your friend are on the moon. Will you be able to hear any sound produced by your friend?
Suppose a stick is struck against a frying pan in vacuum. Will the frying pan vibrate? Will we be able to hear the sound? Explain.
