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If the points whose position vectors are...

If the points whose position vectors are 60i+3j, 40i-8j and li-52j are collinear then I =

A

40

B

30

C

minus 30

D

minus 40

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The correct Answer is:
D
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HIMALAYA PUBLICATION-VECTORS AND THEIR APPLICATIONS-QUESTION BANK
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  3. If the points whose position vectors are 60i+3j, 40i-8j and li-52j are...

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  4. If the vectors vec a = ki +3j and vec b = 4i + kj (k ne 0) are colline...

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  5. If vec alpha and vec beta are two vectors such atht veca. vecb =0 and ...

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  7. If vec a and vec b are mutually perpendicular unit vectors, then (3 ve...

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  8. If |vec a| = 2, |vec b| = 5 and |vec a xx vec b| = 8 then vec a . vec ...

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  9. If vec a, vec b, vec c are non coplanar vectors such that, vec b xx ve...

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  10. If |vec a| = 2, |vec b| = 5 and |vec a xx vec b| = 8 then vec a . vec ...

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  11. Let vec(a) = hat(i) - 2hat(j) +3hat(k) . If vec(b) is a vector such ...

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  12. If vec a = 2i-3j and vec b = 2i+3k then, (vec a + vec b). (vec a - vec...

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  13. If vec a, vec b, vec c are unit vectors such that vec a + vec b + vec ...

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  14. If |vec a| =4 , |vec b | = 2 and angle between vec a and vec b is pi/6...

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  16. If vec a, vec b, vec c are three vectors such that vec a . (vec b + ve...

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  17. Two adjacent sides of a parallelogram ABCD are 2i+4j-5k and i+2j+3k th...

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  18. If vec a = i+j+k, vec a. vec b = 1 and vec a xx vec b = j-k then vec b...

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  19. If vec a = i-j+k and vec b = 2i+j-k then |2 vec a - vec b|=

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  20. Find the area of the parallelogram whose adjacent sides are determined...

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