jee_main_2026_22_january_morning - Vector Algebra Topics

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QUESTION #1 Projection Of A Vector On Another Vector
Let AB=2 i+4 j-5 k and AD= i+2 j+λ k, λin R. Let the projection of the vector v= i+ j+ k on the diagonal AC of the parallelogram ABCD be of length one unit. If α,β, where α>β, be the roots of the equation λ²x²-6λ x+5=0, then 2α-β is equal to
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JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)

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