Two Strings Are Made of the Same Material

question 7

Multiple Choice

Two strings are made of the same material. String 1 has radius r₁ while string 2 has radius r₂ = r₁/2. When stretched by the same tension, the respective speed of propagation of waves v₁ and v₂ satisfy the condition

• A) v₁ = v₂.
• B) v₁ = 2v₂.
• C) v₁ = v₂/ .
• D) v₁ = v₂/2.
• E) v₁ = v₂/4.

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Definitions:

Hans Selye

A scientist known for his research on the effects of stress on the human body and for formulating the General Adaptation Syndrome model.

Alarm Phase

The initial stage of the body's response to stress, activating the fight or flight response and preparing the body to face or flee the threat.

Chronic Stress Phase

A prolonged period of stress without adequate relief or relaxation, leading to various health issues such as anxiety, depression, and cardiovascular diseases.

Display Rules

Social and cultural rules that regulate when, how, and where a person may express (or suppress) emotions.