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The Density of a Certain Metal Solid Is 6

Question 12

Multiple Choice

The density of a certain metal solid is 6.5 × 10³ kg/m³,and its Young's modulus is 10.0 × 10¹⁰ N/m².What is the speed of sound in this metal?

A) 8.1E+1 m/s
B) 1.2E+3 m/s
C) 3.9E+3 m/s
D) 1.2E+5 m/s.
E) 8.1E+1 m/s.

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