Physics · 2021
JEE Main · 31 August 2021, Shift 1 · Q26
A wire having a linear mass density 9.0 × 10^-4 kg / m is stretched between two rigid supports with a tension of 900 N. The wire resonates at a…
A wire having a linear mass density $\displaystyle 9.0 \times 10^{-4} \mathrm{~kg} / \mathrm{m}$ is stretched between two rigid supports with a tension of $\displaystyle 900$ N . The wire resonates at a frequency of $\displaystyle 500$ Hz . The next higher frequency at which the same wire resonates is $\displaystyle 550$ Hz. The length of the wire is \_\_\_\_ m.
Official answer
10
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