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The angle between the vectors u=2i-j+k and v=-i+j is:

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If u=2i+pj+5k and v=3i+j+pk are perpendicular, then p=

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The position vector OP in the YZ plane is:

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If the sum of two unit vectors is a unit vector then the magnitude of their difference is:

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The vector k=[0,0,1] is called unit vector along:

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Vector j=

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The vector i=[1,0] is called unit vector along:

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O, (0,0) is called:

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If u=2i+3k+k, v=4i+6j+2k and w=-6i-9j-3k then u,v and w are:

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If A(-2,-3), B(1,4) and C(0,-5) are the coordinates of parallelogram ABCD respectively, then coordinates of D is:

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If v=[3,-4] then unit vector u in the direction of v is:

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If A=(2,5) B=(-1,1) and C=(2,-6) then 2CB-CA=

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If a and b are two vectors then a+b=

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Vector addition is:

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The positive real number which is the measure of the length of a vector is called the:

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If |a|=|b|=|a+b|=1, then |a-b| is equal to:

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If |a|=3, |b|=4, and |a+b|=5, then |a-b|=

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If a=2i+2j, b=3i-j and c=4i+5j, then3b-a-2c=

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If A=[1,4,3] and B=[2,-1,5] then the mid point M of AB is:

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If A=[5,1], B=[0,4], C=[-1,0], and $\overrightarrow{AE}$=-$\overrightarrow{BE}$, then E=

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If c=2i+j+k and d=-i+4j+2k, then [c-d]=

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If a=5i+2j, b=2i-3j, then |a+2b|=

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If a=5i+2j, then |a|=

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If m and n be two scalars, then (m+n)a=

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The modulus of a vector i-j+k is:

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