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If |vec(A)| = 4N, |vec(B)| = 3N the valu...

If `|vec(A)| = 4N, |vec(B)| = 3N` the value of `|vec(A) xx vec(B)|^(2) + |vec(A).vec(B)|^(2) =`

A

5N

B

25N

C

144N

D

169N

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-VECTORS-Practice Sheet (Exercise-III) (Multiplication of Vectors (Level-I)) (Straight Objective Type Questions)
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  10. Find the value of (vec(a) + vec(b)) xx (vec(a) - vec(b))=

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  11. A Vector vec(P) points vertically downwards and another vector vec(Q) ...

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  12. The angle between (bar(A) xx bar(B)) and (bar(B) xx bar(A)) is (in rad...

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  13. Choose the false statement

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  14. (vec(a) - vec(b)) xx (vec(a) + vec(b)) is equal to

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  15. The vector vec(a) xx (vec(b) xx vec(a)) is

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  16. If vec(C ) = vec(A) - vec(B), then:

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  17. If vec(A) and vec(B) are two vectors, which of the following relations...

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  18. The adjacent sides of a parallelogram is represented by vectors 2 hat(...

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  19. Area of the triangle whose base is given by bar(A) =i + j + k and one ...

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