Advertisements
Advertisements
प्रश्न
Name the device which is used to produce sound in laboratory experiments?
Advertisements
उत्तर
Tuning fork is used to produce sound in laboratory experiments.
APPEARS IN
संबंधित प्रश्न
What is sound and how is it produced?
Name the physical qantity whose SI unit is 'hertz'.
What should an object do to produce sound?
If 20 waves are produced per second, What is the frequency is hertz?
Fill in the blank with suitable word.
When the frequency of the sound is increased, the wavelength ____________.
Draw the sketches of two waves A and B such that wave A has twice the wavelength and half the amplitude of wave B.
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?
Different sound notes have different ______.
The vibrations of a simple pendulum are also known as _______.
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.
