Given a-k-b-2-k- and c-2-k- A unit vector perpendicular to both a-b- b-c- is

The correct option is C k̂ a⃗+b⃗=3ĵ b⃗+c⃗= 2î+4ĵ ( a⃗+b⃗ )× ( b⃗+c⃗ )=6k̂ | ( a⃗+b⃗ )× ( b⃗+c⃗ )|=6 ⇒ ( a⃗+b⃗ )× ( b⃗+c⃗ )| ( a⃗+ ...

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Multiplication with Vectors

Given a⃗=î+...

Question

Given $\to a =^i +^j -^k, \to b = -^i + 2^j +^k$ and $\to c = -^i + 2^i -^k . A$ unit vector perpendicular to both $\to a + \to b$ & $\to b + \to c$ is

\frac{2^i +^j +^k}{\sqrt{6}}

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\frac{^i +^j +^k}{\sqrt{3}}

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Solution

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Similar questions

\to a =^i +^j +^k

\to b =^i -^j +^k

\to c =^i +^j -^k

\to a =^i -^j -^k

(\to a \times \to b) \times (\to c \times \to d)

\to a =^i +^j +^k, \to b =^i +^j -^k

\to c =^i -^j +^k

\to d =^i -^j -^k

(\to a \times \to b) \times (\to c \times \to d) =

\to a = 2^i +^j - 3^k, \to b =^i - 2^j +^k

\to c = -^i +^j - 4^k

\to d =^i +^j +^k

| (\to a \times \to b) \times (\to c \times \to d) |

\to a =^i +^j +^k, \to b = 2^i -^j + 3^k

\to c =^i - 2^j +^k

2 \to a - \to b + 3 \to c

\to a =^i +^j +^k, \to b =^i -^j +^k, \to c =^2 i +^3 j -^k

(\to a \times \to b) \times \to c =

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