1.

Fill in the blanks : (a) The time period of a wave is 2 s. Its frequency is ___. (b) The pitch of a stringed instrument is increases by ___ tension in string. (c) The pitch of a flute is decreased by ___ length of air column. (d) Smaller the emebrene, ___ is the pitch. (e) If a drum is beaten hard, its loudness ___ . (f) A tuning fork produces sound of ___ frequency.

Answer»

Fill in the blanks :

(a) The time period of a wave is 2 s. Its frequency is ___.

(b) The pitch of a stringed instrument is increases by ___ tension in string.

(c) The pitch of a flute is decreased by ___ length of air column.

(d) Smaller the emebrene, ___ is the pitch.

(e) If a drum is beaten hard, its loudness ___ .

(f) A tuning fork produces sound of ___ frequency.



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