Let {\bo u } and {\bo v} are unit vectors such that {\bo u } .{\bo v} =0. If {\bo r} is any vector coplanar with {\bo u} and {\bo v} then the magnitude of the vector {\bo r} \times({\bo u} \times{\bo v} ) is

AP EAPCET 23-Aug-2021 Shift 2 Paper

Section: Mathematics

Question : 33 of 160

Marks: +1, -0

Let u and v are unit vectors such that u.v=0. If r is any vector coplanar with u and v then the magnitude of the vector r×(u×v) is

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