Vector $\overrightarrow { \mathbf { M } }$ = 400 M Points Eastward and Vector

question 147

Multiple Choice

Vector $\overrightarrow { \mathbf { M } }$ = 4.00 m points eastward and vector $\overrightarrow { \mathrm { N } }$ = 3.00 m points southward. The resultant vector $\overrightarrow { \mathbf { M } }$ + $\overrightarrow { \mathrm { N } }$ is given by

• A)5.00 m at an angle of 36.9° south of east.
• B)5.00 m at an angle of 53.1° south of east.
• C)5.00 m at an angle of 71.6° south of east.
• D)5.00 m at an angle of 18.4° south of east.
• E)5.00 m at an angle of 26.6° south of east.

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Definitions:

First Thoracic

The first thoracic refers to the first vertebra of the thoracic spine, which is located in the upper back and helps support the ribcage.

Sympathetic Chain

A part of the autonomic nervous system consisting of a series of ganglia located along both sides of the spine that regulate involuntary body functions.

Splanchnic Nerves

Nerves that innervate the internal organs, carrying fibers that influence the function of the gastrointestinal tract, liver, and other organs.

Gray Rami

Nerve fibers that connect the sympathetic ganglia to spinal nerves, conveying mostly unmyelinated postganglionic fibers.