Questions
Which of the following vectors is the unit vector along
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By Expert Faculty of Sri Chaitanya
a
F^=−113−3i^+4j^+12k^ N
b
F^=−1133i^−4j^−12k^ N
c
F→=1133i^+4j^−12k^ N
d
None of these
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Correct option is B
F^=F→F→=−3i^+4j^+12k^ (−3)2+(4)+(12)2= -113(3i^+4j^+12k^)Similar Questions
A unit vector is represented by ,then the value of c is
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