$\overrightarrow A $ and $\overrightarrow B $ are two vectors given by $\overrightarrow A  = 2\widehat i + 3\widehat j$ and $\overrightarrow B  = \widehat i + \widehat j$. The magnitude of  the component (projection) of $\overrightarrow A$ on $\overrightarrow  B$ is

  • A

    $5 / \sqrt 2$

  • B

    $3 / \sqrt 2$

  • C

    $7 / \sqrt 2$

  • D

    $1 / \sqrt 2$

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