A Heavy Stone of Mass M Is Hung from the Ceiling

question 44

Multiple Choice

A heavy stone of mass m is hung from the ceiling by a thin 8.25-g wire that is 65.0 cm long.When you gently pluck the upper end of the wire,a pulse travels down the wire and returns 7.84 ms later,having reflected off the lower end.The speed of sound in the room is 344 m/s,and the stone is heavy enough to prevent the lower end of the wire from moving.If the wire is vibrating in its second overtone,what is the wavelength of the sound it will produce?

• A) 0.217 m
• B) 0.433 m
• C) 0.650 m
• D) 0.899 m
• E) 1.35 m

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Definitions:

Gene-environment Interaction

The complex interplay between genetic predispositions and environmental factors that affect an individual's traits and behaviors.

Internalized Standards

Personal norms and beliefs that are adopted from society and influence one's behavior and thinking.

Self-esteem

One's subjective evaluation of their own worth or the degree to which they value themselves.

Spotlight Effect

The idea that other people are focusing more on how we look and act than they actually are.