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If a vector 2 hati + 3 hat j + 8 hat k i...

If a vector `2 hati + 3 hat j + 8 hat k` is perpendicular to the vector` 4 hat j - 4 hati + alpha hat k`, then value alpha is

A

44198

B

`-1/2`

C

1

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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Find the unit vector in the direction of the vector 2 hat i - 3 hat j + 4 hat k .

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MBD PUBLICATION-VECTOR ANALYSIS-QUESTION BANK
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