Solutions for MCQ CBSE 12 Science Maths Vector Algebra in English to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides Solutions for MCQ CBSE 12 Science Maths Vector Algebra through Video Solutions in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Vector Algebra not only to explain the proper method of answering question, but deriving right answer too.
Please find the question below and view the Solution in a narrative video format.
Question:
Solution Video in English:
You can select video Solutions from other languages also. Please check Solutions in ( Hindi )
Question 1 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1) directed from B to A. (View Answer Video)
Question 2 : Find the scalar quantities from the following:
(i) Time period (ii) Distance (iii) Force
(iv) Velocity (v) Work done (View Answer Video)
Question 3 : Find |x|, if for a unit vector a,(x - a).(x + a) = 12. (View Answer Video)
Question 4 : Find the projection of the vector on the vector (View Answer Video)
Question 5 : Find the position vector of a point which divides the join of points with position vectors and externally in the ration 2:1. (View Answer Video)
Question 1 : Differentiate w.r.t.x the function , for some fixed a > 0 and x > 0. (View Answer Video)
Question 2 : Differentiate the function w.r.t.x . (View Answer Video)
Question 3 : Differentiate w.r.t.x the function , for some constant a and b. (View Answer Video)
Question 4 : Find the second order derivative of the function . (View Answer Video)
Question 5 : Differentiate w.r.t.x the function , for some constant a and b. (View Answer Video)
Question 1 : Find the cartesian equation of the line which passes through the point (-2, 4, -5) and is parallel to the line (View Answer Video)
Question 2 : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)
Question 3 : What is the distance of the point (p, q, r) from the x-axis ? (View Answer Video)
Question 4 : Find the angle between the lines whose direction ratios are a, b, c and b - c, c - a, a - b. (View Answer Video)
Question 5 : Find the intercepts cut off by the plane 2x + y - z = 5. (View Answer Video)
Question 1 : Find the integral of the function . (View Answer Video)
Question 2 : Find : (View Answer Video)
Question 3 : Write the value of: (View Answer Video)
Question 4 : (View Answer Video)
Question 5 : Find: . (View Answer Video)