Physics, asked by vinay1268, 4 months ago

find the friquency of a.c. mains with the help of a sonometer

Answers

Answered by ItzGuriSidhu

3

Answer:

Move wooden bridges P, P outward to include maximum length of wire (AB) between them. Decrease the length of the wire by moving both the bridges equally inwardly. Go on decreasing the length till sonometer wire starts vibrating (a sound is heard). Adjust the length for maximum amplitude of vibration, (maximum sound).

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