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

  1. 6
  2. 1
  3. 2
  4. 0
Answer

D) 0

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

Physics MCQ · More Vectors MCQs · Practise