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Compute the magnitude of the following ...

Compute the magnitude of the following vectors:` -> a= hat i+ hat j+ hat k`; ` -> b=2 hat i-7 hat j-3 hat k ; -> c=1/(sqrt(3)) hat i+1/(sqrt(3)) hat j-1/(sqrt(3)) hat k`

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Compute the magnitude of the following vectors: quad vec a=hat i+hat j+hat kvdotsvec b=2hat i-7hat j-3hat k;vec c=(1)/(sqrt(3))hat i+(1)/(sqrt(3))hat j-(1)/(sqrt(3))hat k

What is the magnitude of the vector 2 hat i -3 hat j + sqrt3 hat k ?

Knowledge Check

  • The unit vector perpendicular to vec A = 2 hat i + 3 hat j + hat k and vec B = hat i - hat j + hat k is

    A
    `(4hati-hatj-5hatk)/(sqrt(42))`
    B
    `(4hati-hatj+5hatk)/(sqrt(42))`
    C
    `(4hati+hatj+5hatk)/(sqrt(42))`
    D
    `(4hati+hatj-5hatk)/(sqrt(42))`

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