A rod of length $1.2\,m$ is clamped at the mid point and its fundamental frequency is $2\,MHz$ , then speed of wave inside the rod?
  • A$1.2 \times 10^6\,m/s$
  • B$2.4 \times 10^6\,m/s$
  • C$3.6 \times 10^6\,m/s$
  • D$4.8 \times 10^6\,m/s$
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