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The length of a sonometer wire is 1m. Wh...

The length of a sonometer wire is 1m. Where should be the bridge placed to divide the wire into 2 segments, whose fundamental frequencies are in the ratio ` 1: 2` ?

A

60 cm and 90 cm

B

30 cm and 60 cm

C

30 cm and 90 cm

D

40 cm and 80 cm

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