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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Definitions:

Implicit Attitudes

Unconscious beliefs or feelings that can influence one's behavior and understanding without one's awareness.

Prejudice

Prejudice is a preconceived opinion that is not based on reason or actual experience, often involving discriminatory thoughts or beliefs towards different groups of people.

Unconscious

The unconscious consists of the processes in the mind that occur automatically and are not available to introspection, including thought processes, memories, interests, and motivations.

Social Traps

Situations in which individuals or groups pursue self-interest leading to a result that is damaging to themselves or society as a whole.