The Eastward Component of Vector $\vec { A }$ Is Equal to the Westward Component of Vector

question 29

Multiple Choice

The eastward component of vector $\vec { A }$ is equal to the westward component of vector $\vec { B }$ and their northward components are equal.Which one of the following statements must be correct for these two vectors?

• A)Vector \(\vec { A }\) is parallel to vector \(\vec { B }\)
• B)Vector \(\vec { A }\) is antiparallel (in the opposite direction)to vector \(\vec { B }\)
• C)Vector \(\vec { A }\) must be perpendicular to vector \(\vec { B }\)
• D)The magnitude of vector \(\vec { A }\) must be equal to the magnitude of vector \(\vec { B }\)
• E)The angle between vector \(\vec { A }\) and vector \(\vec { B }\) must be 90°.

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Definitions:

Primary Spermatocytes

Diploid cells that undergo meiosis I to form two haploid secondary spermatocytes, crucial for spermatogenesis.

Spermatogonia

Undifferentiated male germ cells in the testes that divide to produce sperm.

Spermatids

Immature sperm cells that are the product of spermatogenesis, which will undergo further development to become mature spermatozoa.

Sperm Cells

Sperm cells are male reproductive cells responsible for fertilizing female egg cells to initiate pregnancy.