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प्रश्न
Guess which sound has a higher pitch:
पर्याय
guitar
car horn
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उत्तर
Guitar
Explanation:
The vibration frequency of a guitar sound is higher than that of a car horn. Since the pitch of a sound is proportional to its frequency, the guitar has a higher pitch than a car horn.
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संबंधित प्रश्न
In which of the three media, air, water or iron, does sound travel the fastest at a particular temperature?
A sound wave travels at a speed of 339 m s−1. If its wavelength is 1.5 cm, what is the frequency of the wave? Will it be audible?
Describe an experiment to show that sound can travel in a solid.
The incidence of ______ in daily life shows that the velocity of sound is less than the velocity of light.
Hydrogen gas is filled in two identical bottles, A and B, at the same temperature. The mass of hydrogen in the two bottles is 12 gm and 48 gm respectively. In which bottle will sound travel faster? How many times be as fast as the other?
Helium gas is filled in two identical bottles A and B. The mass of the gas in the two bottles is 10 gm and 40 gm respectively. If the speed of sound is the same in both bottles, what conclusions will you draw?
Numerical problem.
A stone is dropped from the top of a tower 750 m high into a pond of water at the base of the tower. Calculate the number of seconds for the splash to be heard? (Given g = 10 m s–2 and speed of sound = 340 m s–1)
A source of sound is travelling with a velocity 40 km/h towards an observer and emits a sound of frequency 2000 Hz. If the velocity of sound is 1220 km/h, then the apparent frequency heard by the observer is _____.
On which factors does the speed of sound in the gaseous medium depend?
On which factors does the speed of sound in the solid medium depend?
