A Wave Travels in a String at 64 M/s

question 17

Multiple Choice

A wave travels in a string at 64 m/s.A second string of 25% greater linear density has the same tension applied as in the first string.What will be the resulting wave speed in the second string?
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• A) also 64 m/s
• B) 74 m/s
• C) 128 m/s
• D) 57 m/s
• E) ​72 m/s

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Definitions:

Preconventional

The first level in Kohlberg's theory of moral development where moral reasoning is based primarily on the consequences of actions and on the benefits to the self.

Formal Operational

A stage in Piaget's theory of cognitive development where individuals can think abstractly and systematically solve problems.

Initiative Vs. Guilt

The third stage of Erik Erikson's theory of psychosocial development, where children face the challenge of taking initiative in activities versus feeling guilty for their actions and thoughts.

Industry Vs. Inferiority

A stage in Erik Erikson's theory of psychosocial development where children develop a sense of competence and belief in their skills or feel inferior and doubt their abilities.