VectorHard
Question
If the moduli of vectors 
and 
are 1 and 2 respectively and 
.
= 1, then the angle θ between them is-
and are 1 and 2 respectively and . = 1, then the angle θ between them is-Options
A.θ = π / 6
B.θ = π / 3
C.θ = π / 2
D.θ = 2π / 3
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