Appraisal Meaning in Hindi. There are total 2 hindi meaning and definitions have been listed for the english word 'appraisal'. Its first meaning is 'à¤à¤à¥à¤¨à¤¿-à¤ªà¤°à¥à¤à¥à¤·à¤¾' which can be transliterated into english as 'agni-pariksha'.
Confidence votes 7. The highness or lowness of a sound is determined by its frequency, measured in Hertz. (Hz) The lower a sound is, the more distance it can travel. A low sound is felt as well as heard. (Hence, the term Feel the Bass.) The higher a sound is, the less distance it can travel.
Characteristics of a sound wave. Since sound is a wave, we can relate the properties of sound to the properties of a wave. The basic properties of sound are: pitch, loudness and tone. Pitch. The frequency of a sound wave is what your ear understands as pitch. A higher frequency sound has a higher pitch, and a lower frequency sound has a lower pitch.