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Home » Let the vectors     and     be such that     and     , then     is a unit vector, if the angle between     and     is (A)     (B)     (C)     (D)    
Let the vectors

    \[\overrightarrow{a}\]

and

    \[\overrightarrow{b}\]

be such that

    \[\left| \overrightarrow{a} \right|=3\]

and

    \[\left| \overrightarrow{b} \right|=\frac{\sqrt{2}}{3}\]

, then

    \[\overrightarrow{a}\times \overrightarrow{b}\]

is a unit vector, if the angle between

    \[\overrightarrow{a}\]

and

    \[\overrightarrow{b}\]

is (A)

    \[\frac{\pi }{6}\]

(B)

    \[\frac{\pi }{4}\]

(C)

    \[\frac{\pi }{3}\]

(D)

    \[\frac{\pi }{2}\]

CBSE | Class 12 | Exercise 10.4 | Maths | NCERT | Vector Algebra
Let the vectors

    \[\overrightarrow{a}\]

and

    \[\overrightarrow{b}\]

be such that

    \[\left| \overrightarrow{a} \right|=3\]

and

    \[\left| \overrightarrow{b} \right|=\frac{\sqrt{2}}{3}\]

, then

    \[\overrightarrow{a}\times \overrightarrow{b}\]

is a unit vector, if the angle between

    \[\overrightarrow{a}\]

and

    \[\overrightarrow{b}\]

is (A)

    \[\frac{\pi }{6}\]

(B)

    \[\frac{\pi }{4}\]

(C)

    \[\frac{\pi }{3}\]

(D)

    \[\frac{\pi }{2}\]

i

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