The Young's Modulus for Aluminum Is 7

question 40

Multiple Choice

The Young's modulus for aluminum is 7.02 *1010 N/m². If the speed of sound in aluminum is measured to be 5.10 km/s, find its density (in kg/m3) .

• A)11.3 * 103
• B)7.80 * 103
• C)2.70 *103
• D)29.3 * 103
• E)1.40 *103

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