Advertisements
Advertisements
प्रश्न
The maximum speed of vibrations which produce audible sound will be in :
पर्याय
dry air
sea water
ground glass
human blood
Advertisements
उत्तर
Velocity of the longitudinal wave is directly proportional to the density of the medium.
(c) Ground glass.
APPEARS IN
संबंधित प्रश्न
In which of the three media, air, water or iron, does sound travel the fastest at a particular temperature?
Describe an experiment to show that sound can travel in water.
A boy fires a gun and another boy at a distance of 1020 m hears the sound of firing the gun 3 s after seeing its smoke. Find the speed of sound.
Guess which sound has a higher pitch:
What is the speed of sound :
(a) in air?
(b) in water?
(c) in iron?
Fill in the blank with suitable word :
The speed of sound in a solid is ............... than the speed of sound in air.
The speed of highly penetrating ultrasonic waves is :
Velocity of sound in the atmosphere of a planet is 500 ms–1. The minimum distance between the sources of sound and the obstacle to hear the echo should be
Establish the relationship between the speed of sound, its wavelength and frequency. If the velocity of sound in air is 340 m s–1, calculate
(i) wavelength when the frequency is 256 Hz.
(ii) frequency when the wavelength is 0.85 m
The speed of sound in a gaseous medium depends on the nature of the gas.
