Physics

Physics

Problem

Given

\mathbf{A}=7\,\hat{i}-2\,\hat{j}

units,

\mathbf{B}=-4\,\hat{i}+6\,\hat{j}

units and a vector

\mathbf{C}

of magnitude

5

units making an angle

60^{\circ}

above the positive x-axis, find the resultant

\mathbf{R}=\mathbf{A}+\mathbf{B}-\mathbf{C}

. a. (i) Determine the components of

\mathbf{R}

.},{ b. (ii) Calculate the magnitude of

\mathbf{R}

.},{ c. (iii) State the angle that

\mathbf{R}

makes with the positive x-axis.

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