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MODERN PUBLICATION-VECTORS-Exercise
- If veca=3hati-hatj+2hatk,vecb=hati-3hatk, then veca*vecb is :
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- If veca=hati+2hatj+5hatk,vecb=2hati+3hatj, then the value of vecaxxvec...
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- Let the vectors veca and vecb be such that |veca|=3 and |vecb|=(sqrt2)...
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- For a unit vector veca if (x-veca)*(x+veca)=12, then |x| is equal to :
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- Projection of vector veca on other vector vecb is equal to :
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- Which of the following is true :
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- The angle between the vectors veca and vecb such that |veca|=|vecb|=sq...
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- If the points A and B are (1,2,-1) and (2,1,-1) respectively, then vec...
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- If veca and vecb are vectors such that |veca|=2,|vecb|=3 and veca*vecb...
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- The projection of hati-hatj+hatk on hati-hatj is :
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- The angle between veca and vecb if vecaxxvecb=veca*vecb is :
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- The value of 'lambda' for which the vectors : veca=2hati+3hatj-hatk an...
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- If p(hati+hatj+hatk) is a unit vector, then p is equal to :
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- The value of 'lambda' for which the vectors : veca=3hati+hatj-2hatk an...
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- If veca=2hati+3hatj-5hatk and vecb=hati+hatj-hatk, then veca*vecb is :
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- Magnitude of the vector vec(PQ), joining the points P(2,3,0) and Q(1,-...
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- If veca*vecb=-|veca|*|vecb|, then theta=,
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- If veca is a non-zero vector of magnitude 'a' and 'lambda' is a non-ze...
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- The value of hati*(hatjxxhatk)+hatj*(hatixxhatk)+hatk*(hatixxhatj) is ...
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- The projection of veca=2hati-hatj+hatk on vecb=hati-2hatj+hatk is equa...
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