The Young's modulus of aluminum is 6.90 × 1010 N/m2. If the density of aluminum is 2,700 kg/m3, then what is the speed of longitudinal waves along a thin aluminum rod?
A) 6,360 m/s
B) 6,020 m/s
C) 5,750 m/s
D) 5,060 m/s
E) 4,850 m/s
Correct Answer:
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