A Crane Lifts a 2500-Kg Beam at a Steady Rate

question 114

Multiple Choice

A crane lifts a 2500-kg beam at a steady rate of 15 cm/s using a steel cable whose mass per unit length is 0.65 kg/m.What is the speed of transverse waves on this cable?

• A)230 m/s
• B)580 m/s
• C)1200 m/s
• D)1900 m/s
• E)190 m/s

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Definitions:

Trait Theory

A theory in psychology focused on the identification and measurement of stable characteristics that individuals exhibit, known as traits.

Selfish Impulses

Inclinations or urges to act in a way that prioritizes one's own interests over the welfare of others.

Emotional Stability

A personality trait indicative of how much a person's emotions fluctuate and how easily they can emotionally recover from stress or negative situations.

Extraversion/Introversion

Personality traits that describe how outgoing and social or how reserved and solitary an individual is.