MCQ
सदिश $\hat{i} \times \hat{i}+\hat{j} \times \hat{j}+\hat{k} \times \hat{k}$ का मान है-
  • A
    3
  • B
    1
  • C
    $0$
  • D
    इनमें से कोई नहीं

Answer

self

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