PhysicsEasy148×since 2002Q7954For a solid rod, the Young's modulus of elasticity is 3.2×1011Nm−23.2 \times 10^{11} \mathrm{Nm}^{-2}3.2×1011Nm−2 and density is 8×103 kg m−38 \times 10^3 \mathrm{~kg} \mathrm{~m}^{-3}8×103 kg m−3. The velocity of longitudinal wave in the rod will be.A3.65×103 ms−13.65 \times 10^3 \mathrm{~ms}^{-1}3.65×103 ms−1B6.32×103 ms−16.32 \times 10^3 \mathrm{~ms}^{-1}6.32×103 ms−1C18.96×103 ms−118.96 \times 10^3 \mathrm{~ms}^{-1}18.96×103 ms−1D145.75×103 ms−1145.75 \times 10^3 \mathrm{~ms}^{-1}145.75×103 ms−1Check answerSkip