Vectors and scalars - Question Bank
1. Which of the following is a scalar quantity?
2. A vector quantity always has:
3. The direction of a vector can be specified using:
4. Which of the following is a vector quantity representing the rate of change of velocity?
5. The scalar quantity that represents the 'amount of matter' in an object is:
6. If a vector has magnitude 5 and direction given by the unit vector û, the vector is:
7. A vector that points from the origin to a point P is called a:
8. Which of the following is a vector quantity?
9. Which of the following is a scalar quantity?
10. A vector representing the change in position is called:
11. The magnitude of a vector A = -2î + 3ĵ is:
12. Which of the following is a vector quantity?
13. Which of the following is a scalar quantity?
14. The direction of a vector given by v = aî + bĵ is along the line:
15. If a vector's components are (0, 0, 0), it is a:
16. The quantity 'Force' is a:
17. The quantity 'Energy' is a:
18. A vector having both magnitude and direction is:
19. A vector having only magnitude and no direction is:
20. Which of the following is a vector quantity?
21. Which of the following is a scalar quantity?
22. The magnitude of the null vector is:
23. A vector that represents the position of a point with respect to a fixed origin is called a:
24. For any vector v, the magnitude |v| is:
25. The direction cosines of a vector v = aî + bĵ + ck̂ are:
26. Which of the following is a vector quantity?
27. Which of the following is a scalar quantity?
28. If two vectors have the same magnitude and are in the same direction, they are:
29. The vector product of two vectors is also known as the:
30. The scalar product of two vectors is also known as the:
31. Which of the following represents a position vector?
32. If vector A = 3î + 4ĵ, its magnitude is:
33. A vector whose direction is opposite to a given vector is called a:
34. Two vectors are equal if they have:
35. If a vector is represented as a position vector from the origin to a point P(x, y, z), its components are:
36. The magnitude of a vector v = (vx, vy, vz) is given by:
37. The vector representing the displacement from point A to point B is denoted as:
38. The direction of a vector can be represented by:
39. Which of the following is NOT a unit vector?
40. A vector with a magnitude of 1 is called a:
41. If a vector has zero magnitude, it is called a:
42. The magnitude of a vector is always:
43. A vector can be represented geometrically as:
44. Which physical quantity is represented by a scalar?
45. Which physical quantity is represented by a vector?
46. Which of the following units represents a vector quantity?
47. Which of the following units represents a scalar quantity?
48. What defines a vector quantity?
49. What defines a scalar quantity?
50. Which of the following is a vector quantity?