Verified Solution • 2025–26 Session moderate

QAIPMT-2005-Ph-2550: NEET 2005 Physics - Class 11 AIPMT-2005-Ph-2550 Solution: If a vector \(2 {i}+3 {j}+8 {k}\) is perpendicular to the…

If a vector 2i^+3j^+8k^2\hat{i}+3\hat{j}+8\hat{k} is perpendicular to the vector 4j^−4i^+αk^4\hat{j}-4\hat{i}+\alpha\hat{k}, then the value of α\alpha is

Multiple Choice Options

  • A 01-Feb
  • B −1/2-1/2
  • C 1
  • D −1-1.

Step-by-Step Verified Solution

For two vectors to be perpendicular to each other A _ . B _ = 0 ( 2 i ^ + 3 j ^ + 8 k ^ ) . ( 4 j ^ _ 4 i ^ + _ k ^ ) = 0 �8 + 12 + 8 _ = 0 _ = _ 4 8 = _ 1 2

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