Find vecA vecB for vecA = hati + 2hatj + 3hatk and vecB = 3hati - hatk.

  1. 2
  2. 8
  3. 1
  4. 0
Answer

D) 0

vecA vecB = AxBx + AyBy + AzBz = (1)(3) + (2)(0) + (3)(-1) = 0. SLO P-11-B-02 · Understanding

Physics MCQ · More Vectors MCQs · Practise