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The vector 2i + j - k is perpendicular to i - 4j - λk then the value of λ is (A) 0 (B) -1 (C) 2 (D) 3

+1 vote

asked Feb 28, 2019 in Class 12 by kratos

The vector 2i + j - k is perpendicular to i - 4j - λk then the value of λ is

(A) 0

(B) -1

(C) 2

(D) 3

the plane
vector algebra
applications of vector algebra
vectors
bseb model set
class-12

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1 Answer

+4 votes

answered Dec 1, 2020 by kratos

Best answer

Answer is (C) 2

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