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If a xx b = b xx c != 0, then a + c =...

If `a xx b = b xx c != 0`, then a + c =

A

pa where p is scalar

B

pb where p is a scalar

C

pe where p is a scalar

D

none

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-PRODUCTS OF VECTORS-Exercise 1B Cross Product of Vectors
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  2. a != 0, b != 0, C != 0, a xx b = 0, b xx c implies a xx c =

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  3. If a xx b = b xx c != 0, then a + c =

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  4. If a xx b = c xx d, a xx c = b xx d then

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  5. If a,b,c be unit vectors such that a.b = a.c = 0 and the angle between...

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  6. Let u = I + j, v = I - j, w = I + 2j + 3k. If n a unit vector such tha...

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  7. If u and v are unit vectors and theta is the acute angle between them,...

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  8. If r. a = r.b = r.c = 0 where a,b,c are noncoplannar, then

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  9. If a is any vector then (a xx i)^(2) + (a xx j)^(2) + (a xx k)^(2) =

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  10. If a xx I + 2a - 5j = 0 then a =

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  11. If vec(a) is a unit vector and vec(a) xx vec(i) = vec(j), then vec(a)....

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  12. If three vectors a,b,c are such that a !=0 and a xx b = 2 (a xx c), |a...

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  13. The vector area of the parallelogram whose adjacent sides are i + j + ...

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  14. The area of the parallelogram whose adjacent sides are 3i + 2j + k and...

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  15. The vector area of the parallelogram whose diagonals are I + j - k, 2i...

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  16. The area of the parallelogram whose diagonals are I - 3j + 2k, -I + 2j...

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  17. The vector area of the rectangle whose adjacent sides are 2i + 3j, 4k ...

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  18. The vector area of the triangle whose adjacent sides are I - 2j + 2k, ...

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  19. The area of the triangle whose sides are given by 2i - 7j + k and 4j- ...

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  20. The vector area of the triangle with vertices I + j + k, I + j + 2k, I...

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