A wire of linear density is stretched between two rigid supports with a tension of

PHYSICS · Numerical · CBSE · Physics · Waves · Waves

Problem

A wire of linear density

0.05\text{ g/cm}

is stretched between two rigid supports with a tension of

450\text{ N}

. It resonates at

420\text{ Hz}

, and the next higher resonant frequency is

490\text{ Hz}

. Find the length of the wire.