A 400-N Uniform Vertical Boom Is Attached to the Ceiling

question 10

Multiple Choice

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:

• A)350 N
• B)400 N
• C)690 N
• D)800 N
• E)1200 N

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Definitions:

Upbringing

The treatment and instruction received by a child from parents or guardians, including the moral, social, and behavioral values imparted.

Cognitive Processes

Mental activities involved in the acquisition, storage, manipulation, and retrieval of knowledge, including perception, memory, language, problem-solving, and thinking.

Reinforcers

Stimuli that, when introduced after a behavior, increase the likelihood of that behavior occurring again in the future.

Triadic Reciprocal Model

A concept in psychology suggesting that human behavior is influenced by the interaction of personal factors, behavior, and the environment.