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If is a nonzero vector of magnitude ‘ a ’ and λ a nonzero scalar, then λ is unit vector if (A) λ = 1 (B) λ = –1 (C) (D)

Answer» If is a nonzero vector of magnitude ‘ a ’ and λ a nonzero scalar, then λ is unit vector if (A) λ = 1 (B) λ = –1 (C) (D)


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