A Long String Is Constructed by Joining the Ends of Two

question 34

Multiple Choice

A long string is constructed by joining the ends of two shorter strings.The tension in the strings is the same but string I has 4 times the linear mass density of string II.When a sinusoidal wave passes from string I to string II:

• A)the frequency decreases by a factor of 4
• B)the frequency decreases by a factor of 2
• C)the wave speed decreases by a factor of 4
• D)the wave speed decreases by a factor of 2
• E)the wave speed increases by a factor of 2

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Definitions:

Secure Attachment

The attachment style for most infants, who are confident enough to play in an unfamiliar environment as long as the caregiver is present and are readily comforted by the caregiver during times of distress.

Infants

Very young children, typically under one year of age, who are in the earliest stage of human development.

Comforted

The feeling of relief or encouragement when previously experiencing distress or pain.

Securely Attached

A term used in attachment theory to describe individuals who exhibit confidence in relationships, feeling connected and supported without fear of abandonment.