অনুসন্ধান করুন
used when we want to talk about a person or thing for the first time or when other people may not know who or what they are
used to show someone or something belongs to a group or type
অ্যাঙ্গস্ট্রোম
What is "A"?
In music, the pitch "A" is a specific note that is used as a reference point for tuning and playing. It is one of the twelve notes in the musical scale and is represented by the letter "A". Each "A" note can be higher or lower in pitch depending on the octave. For example, "A4" is a common reference pitch that vibrates at 440 Hertz and is often used to tune musical instruments. This note helps musicians keep their music in tune and create harmonious sounds.
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