A Picture P of Weight W Is Hung by Two $\theta$

question 40

Multiple Choice

A picture P of weight W is hung by two strings as shown. The magnitude of the tension force of each string is T. The total upward pull of the strings on the picture is:

• A) 2W cos \(\theta\)
• B) T sin \(\theta\)
• C) T cos \(\theta\)
• D) 2T sin\(\theta\)
• E) 2T cos \(\theta\)

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Definitions:

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the skin and nervous system.

Nervous Tissue

Comprised of neurons and supporting cells, this tissue is central to the control of bodily functions and the processing of information.

Expulsion Stage

The final stage of childbirth in which the baby is delivered from the womb through the birth canal to the outside world.

Fetus

A developing mammal or vertebrate after the embryonic stage and before birth, during which significant growth and organ development occur.