A 400-N uniform vertical boom is attached to the ceiling by a hinge, as shown.An 800-N weight W and a horizontal guy wire are attached to the lower end of the boom as indicated.The pulley is massless and frictionless.The tension force T of the horizontal guy wire has magnitude: 
Definitions:
Case Study
A research methodology that involves the intensive analysis of an individual unit such as a person, group, or event to explore and understand broader principles.
Moral Anxiety
A feeling of discomfort or distress that arises from the conflict between one's actions or desires and one's moral standards.
Id
Part of the psychic apparatus in Freudian psychoanalysis, representing the unconscious, instinctual part of the mind that operates based on the pleasure principle.
Superego
In Freudian psychoanalysis, represents the ethical component of personality, regulating the impulses of the id according to moral and societal norms.
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