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The component of a vector r along X-axis...

The component of a vector r along X-axis will have maximum value if

A

r is along positive Y-axis

B

r is along positive X-axis

C

r makes an angle of `45^(@)` with the X-axis

D

r is along negative Y-axis

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The correct Answer is:
B
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AAKASH SERIES-MOTION IN A PLANE -Exercise -I
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  3. The component of a vector r along X-axis will have maximum value if

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  4. The x-component of the resultant of several vectors (a) is equal to ...

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  5. Figure shows the orientation of two vectors u and v in the XY-plane If...

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  6. (A): The direction of velocity vector remains unchanged though the coo...

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  7. The resultant of two forces cannot exceed

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  8. Subtraction of vectors obeys

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  9. Associative law is obeyed by

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  10. Choose the correct statement.

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  11. The maximum value of magnitude of (vec(A) - vec(B)) is

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  12. When two vectors vecA and vecB of magnitude a and b are adde...

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  13. If vec(C) = vec(A) + vec(B) then

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  14. It is found that |A + B| = |A|. This necessarily implies.

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  15. For two vectors A and B, |bar(A) + bar(B)| = |bar(A) - bar(B)| is alwa...

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  16. Let the angle between two nonzero vectors vec(A) and vec(B) be 120^(@)...

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  17. Set the following vectors in the increasing order of their magnitude. ...

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  18. Arrange the vectors subtractions so that their magnitudes are in decre...

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  19. The minimum number of forces of equal magnitude in a plane that can ke...

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  20. The minimum number of unequal forces in a plane that can keep a partic...

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