Multiple Choice
Material 1 has Young's modulus Y1 and density ρ1,and material 2 has Young's modulus Y2 and density ρ2.If Y1 is 30% more than Y2 and ρ1 is 30% less than ρ2,which material has the higher speed of sound and how much higher is it?
A) Material 1 has a speed of sound more than 35% higher than material 2.
B) Material 1 has a speed of sound 30% higher than material 2.
C) Material 2 has a speed of sound more than 80% higher than material 1.
D) Material 2 has a speed of sound 30% higher than material 1.
Correct Answer:
Verified
Correct Answer:
Verified
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