A 20-M Long Steel Wire (Cross-Section 1

question 3

Multiple Choice

A 20-m long steel wire (cross-section 1.0 cm², Young's modulus 2.0 × 10¹¹ N/m²) , is subjected to a load of 25 000 N. How much will the wire stretch under the load?

• A) 0.25 cm
• B) 2.5 cm
• C) 12.5 cm
• D) 25 cm
• E) 1.25 cm

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Definitions:

Developmental Stages

Developmental stages refer to the distinct periods in an individual's life during which predictable patterns of growth and behavior are observed, such as infancy, childhood, adolescence, and adulthood.

Libido

A term primarily used in psychoanalytic theory to denote the energy of the sexual drive as a component of the life instinct.

Unconscious

Relates to the part of the mind that is inaccessible to the conscious mind but that affects behavior and emotions.

Homosexuality

A sexual orientation characterized by a romantic or sexual attraction to individuals of the same gender.