MCQ Answers for CBSE 12 Science Maths Vector Algebra in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides MCQ Answers for CBSE 12 Science Maths Vector Algebra through Video Answers 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 Answer in a narrative video format.

** Question:**

** Find the value of if the points with position vectors and are coplanar. **

** Answer Video in** **English****:**

You can select video Answers from other languages also. Please check Answers in ( Hindi )

**Question 1** : Find if and (View Answer Video)

**Question 2** : Find the scalar quantities :

(i) Work (ii) Force

(iii) Velocity (iv) Displacement. (View Answer Video)

**Question 3** : Find the unit vector in the direction of vector PQ, where P and Q are the points (1, 2, 3) and (4, 5, 6) respectively. (View Answer Video)

**Question 4** : Compute the magnitude of the following vectors:

(View Answer Video)

**Question 5** : Find the vector quantities from the following:

(i) Time period (ii) Distance (iii) Force

(iv) Velocity (v) Work done

(View Answer Video)

**Question 1** : Differentiate the function with respect to x. (View Answer Video)

**Question 2** : Differentiate the function with respect to x. (View Answer Video)

**Question 3** : Differentiate the function w.r.t.x . (View Answer Video)

**Question 4** : Differentiate w.r.t.x the function , for some constant a and b. (View Answer Video)

**Question 5** : Differentiate the function with respect to x. (View Answer Video)

**Question 1** : Form the differential equation of the family of circles in the second quadrant and touching the co-ordinate axes. (View Answer Video)

**Question 2** : Obtain the differential equation of all the circles of radius r. (View Answer Video)

**Question 3** : If x cos(a + y) = cos y, then prove that

Hence show that (View Answer Video)

**Question 4** : Write the differential equation formed from the equation y = mx + c, where m and c are arbitrary constants.

(View Answer Video)

**Question 5** : Solve the differential equation (View Answer Video)

**Question 1** : Write the value of (View Answer Video)

**Question 2** : is equal to : (View Answer Video)

**Question 3** : Write the value of (View Answer Video)

**Question 4** : If , then write the value of. (View Answer Video)

**Question 5** : What value do you observe in real life scenario ? (View Answer Video)