Vector $\overrightarrow { \mathrm { A } }$ Has Magnitude 2 Units and Is Directed to the North

question 11

Multiple Choice

Vector $\overrightarrow { \mathrm { A } }$ has magnitude 2 units and is directed to the north. Vector $\overrightarrow { \mathrm { B } }$ has magnitude $5 \text { units }$ and is directed to the south. Calculate the magnitude and direction of $\overrightarrow { \mathbf { A } } - \overrightarrow { \mathbf { B } }$

• A)7 units, north
• B)7 units, south
• C)3 units, north
• D)3 units, south

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Definitions:

Far Point

The maximum distance at which the eye can see an object clearly without strain.

Near Point

The closest distance at which an object can be seen distinctly by the eye without blurring.

Oval Window

A membrane-covered opening that leads from the middle ear to the vestibule of the inner ear, where sound waves are transmitted to the cochlea.

Ossicles

The three small bones in the middle ear called the malleus, incus, and stapes, which are essential for the transmission of sound.