moatazrefaat62 moatazrefaat62

22-12-2019
Physics

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if X And Y two vectors have same magnitude, if X^Y=2 and X.Y =4 so, the angle between them ?

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dressaway12 dressaway12

22-12-2019

Answer: If x + y = a, xxy = b and x • a = 1 , then 2 (a~ - l)a- a x b (b2 ... xy-plane, then the vector in the same plane having projections

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