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CBSE Class 11-science Answered

Find a unit vector parallel to 3i^+6j^-2k^
Asked by sagarikadevnath devnath | 01 Oct, 2013, 06:51: PM
Expert Answer
Let the given vector be
 
Now, this vector is written as:
Here, |A| is the modulus of vector A and is the unit vector along A, that is parallel to A.
 
Thus, we have
 
Now, |A| is
 
 
Thus, we get
 
Answered by Romal Bhansali | 03 Oct, 2013, 10:13: AM
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