Find the component of vector $\vec{P} = 2 \hat{i} + 3 \hat{j}$ along the direction of vector $\vec{Q} = \hat{i} + \hat{j}$.

  • A
    $2$
  • B
    $2 \sqrt{5}$
  • C
    $\frac{5}{\sqrt{2}}$
  • D
    $\frac{\sqrt{2}}{5}$

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