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

question 50

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:

Nociception

The sensory process that provides the signals that lead to the perception of pain in response to a potentially harmful stimulus.

Endogenous Opiates

Naturally occurring chemicals in the body that reduce pain, enhance pleasure, and play a role in the stress response, similar to opioids.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brain and is encased within the vertebral column.

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems that plays a crucial role in muscle movement and cognitive functions.