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For what values of x and y, the vectorsare equal?
Two or more vectors having the same initial point are called
If the magnitude of the position vector is 7, the value of x is:
If and are the position vectors of the points A, B, C and D such that then ABCD is:
The angles α, β, γ made by the vector with the positive directions of X, Y and Zaxes respectively, then the direction cosines of the vector are:
If a and b are the position vectors of two points A and B and C is a point on AB produced such that AC = 3AB, then position vector of C will be
If and , then the value of scalars x and y are:
The unit vector in the direction of , where A and B are the points (2, – 3, 7) and (1, 3, – 4) is:
A vector of magnitude 14 units, which is parallel to the vector
For any two vectors a and b, we always have
If l, m, n are the direction cosines of a position vector then which of the following is true?
A vector whose initial and terminal points coincide, is called
A point from a vector starts is called______and where it ends is called its______.
If are position vectors of the points ( 1, 1) and (m, – 2). then for what value of m, the vectors are collinear.
206 videos264 docs139 tests

206 videos264 docs139 tests
