Advertisements
Advertisements
प्रश्न
Name four ways in which sound can be produced.
उत्तर
Sound can be produced by the following methods:
(i) By vibrating strings (e.g., sitar)
(ii) By vibrating air column (e.g., flute)
(iii) By vibrating membranes (e.g., drum)
(iv) By vibrating plates (e.g., cymbal)
APPEARS IN
संबंधित प्रश्न
Explain how sound is produced by your school bell.
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?
What should an object do to produce sound?
A device called oscillator is used to send waves along a stretched string. The string is 20 cm long, and four complete waves fit along its length when the oscillator vibrates 30 times per second. For the waves on the strings.
(a) what is their wavelength?
(b) what is their frequency
(c) what is their speed?
Figure X shows a trace of a sound wave produced by a particular tuning fork :
(a) On the graph paper given in Figure Y, draw a trace of the sound wave which has a higher frequency than that shown in figure X.
(b) On the graph paper show in Figure Z, draw a trace of the sound wave which has a larger amplitude than that shown in Figure X.
The region in a sound wave, with higher pressure and density, is called ______ and that with low pressure and density is called ______.
Different sound notes have different ______.
How is sound produced in a human larynx and a loudspeaker?
Sound is produced by ______.
Describe an experiment to show that sound cannot travel through vaccum.
