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Class 12 Mathematics Chapter 10 Vector Algebra Quiz 2 (25 MCQs)

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1. The vectors 2i-3j + 4k and-4i + 6j-8k are collinear
2. What is the term for a vector whose initial and terminal points coincide?
3. The scalar projection of vector u=(-7, 4) onto vector v=(4, -3) is
4. What is the result of subtracting two vectors?
5. What is a quantity that has only magnitude called?
6. Sea $\vec v=\langle 0, -7\rangle$
7. What is the sum of the squares of the direction ratio
8. If A and B are two negative vectors, then .....
9. Given two vectors A and B, where A is parallel to the y axis, and B is parallel to x axis. Find their dot product.
10. If AB is denoted by a, then AB in opposite direction is denoted by
11. Gauss's Divergence Theorem relates
12. Which on is true for a vector
13. What is the vector whose initial point is (-2, 4, 5) and terminal point is (1, 2, 3).
14. What is the vector called when it has the origin and a point as its initial and terminal points?
15. $\nabla\cdot B=?$
16. Which of the following represent the vector going from the point (2, 3) to the origin?
17. The vector projection of u=(3, 2) onto vector v=(5, -5) is
18. Value of $\alpha$ $\alpha\overleftarrow{i}+\overleftarrow{j}+4\overleftarrow{k}$ $2\overleftarrow{i}+6j+3k$
19. If two vectors A and B have equal magnitude but opposite directions, then each vector is ..... vector of the other.
20. Let a = <-2, 0> and b = <-4, -8>.Find a-b.
21. Scalar (or Dot) product of two vectors always give a scalar quantity (or number)
22. If two vectors are collinear, what can be said about their direction?
23. Which of the following pair of vectors represents inverse vectors?
24. The magnitude of vector $\overrightarrow{A}=3\overrightarrow{a_x}+4\overrightarrow{a_y}+10\overrightarrow{a_z}$
25. There are how many types of product for two vectors?
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