The Density of a Certain Metal Solid Is 7

question 76

Multiple Choice

The density of a certain metal solid is 7.2 x 10³ kg/m³,and its Young's modulus is 10 x 10¹⁰ N/m².What is the speed of sound in this metal?

• A)1.4 x 10⁷ m/s
• B)5 900 m/s
• C)3 700 m/s
• D)3 000 m/s

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