Vectors $\overrightarrow { \mathbf { M } }$ And $\vec { N }$

question 117

Multiple Choice

Vectors $\overrightarrow { \mathbf { M } }$ and $\vec { N }$ obey the equation $\overrightarrow { \mathbf { M } }$ + $\vec { N }$ = 0. These vectors satisfy which one of the following statements?

• A) Vectors \(\overrightarrow { \mathbf { M } }\) and \(\vec { N }\) are at right angles to each other.
• B) Vectors \(\overrightarrow { \mathbf { M } }\) and \(\vec { N }\) point in the same direction.
• C) Vectors \(\overrightarrow { \mathbf { M } }\) and \(\vec { N }\) have the same magnitudes.
• D) The magnitude of \(\overrightarrow { \mathbf { M } }\) is the negative of the magnitude of \(\vec { N }\) .

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Definitions:

Syndesmosis

A type of fibrous joint where bones are connected by ligaments, such as the distal tibiofibular joint in the ankle.

Symphysis

A symphysis is a type of cartilaginous joint where the bones are joined by fibrocartilage, such as the pubic symphysis in the pelvis.

Articular Cartilage

A type of smooth, white tissue that covers the ends of bones where they come together to form joints.

Synovial Joints

Joints that are surrounded by a fluid-filled capsule, allowing for considerable movement between the adjoining bones.