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Let ABCD be a parallelogram such that ve...

Let ABCD be a parallelogram such that `vec AB = vec q,vec AD = vec p` and `/_BAD` be an acute angle. If `vec r` is the vector that coincides with the altitude directed from the vertex B to the side AD, then `vec r` is

A

`r=3p+(3(q*p))/(p*p)p`

B

`r=-p+((q*p))/(p*p)p`

C

`r=p-((q*p))/(p*p)p`

D

`r=-3p+(3(q*p))/(p*p)p`

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The correct Answer is:
B
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ARIHANT MATHS-PRODUCT OF VECTORS-Exercise (Questions Asked In Previous 13 Years Exam)
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  6. If the vectors ahat(i)+hat(j)+hat(k), hat(i)+bhat(j)+hat(k), hat(i)+ha...

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  7. Let veca =hatj-hatk and vecc =hati-hatj-hatk. Then the vector b satisf...

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  14. The values of a for which the points A, B, and C with position vectors...

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  17. If veca,vecb,vecc are non-coplanar vectors and lambda is a real number...

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