sound of vehicles machines and aircrafts are called A.noise B.artifal C.natural
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Answer:
noise
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In this question, we are asked to choose the correct option.
- Option A is the correct answer i.e. Noise.
- Sound of vehicles, machines, and aircraft is called noise.
- Unwanted sound that is regarded as loud, unpleasant, or disruptive to hearing is called noise.
- Physically speaking, there is no difference between unwanted sound and desired sound because both are vibrations traveling through a medium like air or water.
- When the brain receives and interprets a sound, there is a difference.
- The amplitude and frequency of a sound wave are used to measure sound.
- Amplitude gauges the strength of the wave.
- Decibels (dB), a unit of measurement for the energy contained in sound waves, are used to express the loudness or intensity of a sound and to characterize the amplitude of a sound wave.
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