What is the result of multiplying a vector $\overrightarrow{A}$ by a positive real number $\lambda$?

  • A
    $A$ new vector with the same direction as $\overrightarrow{A}$ and magnitude $\lambda |\overrightarrow{A}|$.
  • B
    $A$ new vector with the opposite direction to $\overrightarrow{A}$ and magnitude $\lambda |\overrightarrow{A}|$.
  • C
    $A$ new vector with the same direction as $\overrightarrow{A}$ and magnitude $|\overrightarrow{A}|/\lambda$.
  • D
    $A$ scalar quantity equal to $\lambda |\overrightarrow{A}|$.

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