Vector Algebra – 2

2. Let 2016-08-04_3-01-49 and 2016-08-04_3-02-54 be two unit vectors such that 2016-08-04_3-01-49 + 2016-08-04_3-02-54 is also a unit vector. Then the angle between 2016-08-04_3-01-49 and 2016-08-04_3-02-54 is :

(a) 300
(b) 600
(c) 900
(d) 1200

Answer : (d)

Explanation : No answer description available for this question. Let us discuss.

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