MCQ
सदिश $2 \vec{i}-7 \vec{j}-3 \vec{k}$ का मापांक है
  • A
    $\sqrt{61}$
  • $\sqrt{62}$
  • C
    $\sqrt{64}$
  • D
    $\sqrt{32}$

Answer

Correct option: B.
$\sqrt{62}$
B

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