littleskrboy792 littleskrboy792

23-01-2024
Physics

contestada

Let a , b and c be three unit vectors out of which vectors b and c are non -parallel. If α and β are the angles which vector a makes with vectors b and c respectively and a×(b×c)=1/2b, Then |α−β| is equal to
A 30∘
B 45∘
C 90∘
D 60∘

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