Math Chapter Wise Operations On Vectors English MCQ DSSSB PGT 2021 Q.The unit vector perpendicular to each of the vectors u = 2i 2j +k, v = i + j k − − − − is– Ai 3j + 4k 26 − − Bi + 3j + 4k/26 Ci 3j 4k 26 − − Di +3j 4k 26 − − Show answer Correct answer: i + 3j + 4k/26