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Find the unit vector in the direction of vector where P and Q are the points (1, 2, 3) and (4, 5, 6), respectively
If is a non zero vector of magnitude ‘a’ and λ a non zero scalar, then λ is a unit vector if
If P_{1}(x_{1}, y_{1}, z_{1}) and P_{2}(x_{2}, y_{2}, z_{2}) are any two points, then the vector joining P1 and P2is the vector P1P2. Magnitude of the vector
Find the scalar and vector components of the vector with initial point (2, 1) and terminal point (– 5, 7).
Find a vector in the direction of the vector which has a magnitude of 8 units
are any three vectors then the correct expression for distributivity of scalar product over addition is
Find the direction cosines of the vector joining the points A(1, 2, –3) and B(–1, –2, 1), directed from A to B.
If a unit vector makes angles π/3 with and an acute angle θ with then find θ
If l, m and n are direction cosines of the position vector OP the coordinates of P are
Write down a unit vector in XYplane, making an angle of 30° with the positive direction of xaxis.
Find the angle between two vectors with magnitudes and 2, respectively, having
If a unit vector makes angles and an acute angle θ with , then the components of are
205 videos264 docs139 tests

205 videos264 docs139 tests
