Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) The fundamental frequency of a stretched string with a weight of 9kg is 289 Hz. The weight required to produce its octave is - Sarthaks eConnect
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The fundamental frequency of a stretched string with a weight of 9kg is 289 Hz. The weight required to produce its octave is

A.

9 kg wt

B.

16 kg wt

C.

25 kg wt

D.

36 kg wt