15
15
\end{tabular}} &
| Two particles, \(P\) and \(Q\), are initially at rest at the same point on a horizontal plane. |
| A force of \(\left[ \begin{array} { l } 4 |
| 0 \end{array} \right] \mathrm { N }\) is applied to \(P\). |
| A force of \(\left[ \begin{array} { c } 8 |
| 15 \end{array} \right] \mathrm { N }\) is applied to \(Q\). |
| Calculate, to the nearest degree, the acute angle between the two forces. |
| [2 marks] \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) |
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