Post Utme Abu 2020 Mathematics Question 29

Practice objective / multiple choice question 29 from the 2020 Post Utme Abu Mathematics examination.

Post Utme Abu 2020 Mathematics Objective / Multiple Choice

Question 29 POST_UTME_ABU • 2020 • MATHEMATICS • objective

A vector ( mathbf{a} ) has a magnitude of 5 and is directed at an angle of 30° to the positive x-axis. Find the unit vector in the direction of ( mathbf{a} ).

Correct Answer A. \(egin{pmatrix} \frac{5}{\sqrt{3}} \ \frac{5}{\sqrt{3}} \end{pmatrix}\)

B. \(egin{pmatrix} \frac{5}{\sqrt{3}} \ -\frac{5}{\sqrt{3}} \end{pmatrix}\)

C. \(egin{pmatrix} \frac{5}{\sqrt{3}} \ \frac{5}{\sqrt{3}} \end{pmatrix}\)

D. \(egin{pmatrix} -\frac{5}{\sqrt{3}} \ \frac{5}{\sqrt{3}} \end{pmatrix}\)

Correct Answer

Correct Option:

\(egin{pmatrix} \frac{5}{\sqrt{3}} \ \frac{5}{\sqrt{3}} \end{pmatrix}\)

This is Post Utme Abu 2020 Mathematics Question 29. It is one of the objective questions from the 2020 Post Utme Abu Mathematics examination.

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