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2nd Year Math Chapter 7 Vectors MCQs With Answers

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You can get the important 2nd Year Math Chapter 7 Vectors MCQs With Answers here. This is the last chapter of 2nd-year Maths and is the most important one. There are some important concepts in this chapter including the introduction of vectors and scalars, types of vectors, the ratio formula, the Introduction of vectors in space, the scalar product of two vectors, the vector product of two vectors, and the scalar triple product of vectors. So, in order to prepare for these important topics, these MCQs will give you good help. These 2nd Year Maths Chapter 7 MCQs will help you to check the important MCQs and hence they are very important. Here below, there is a quiz given. After solving the quiz, you can check the answers that will help you to improve the mistakes. So, let’s check the MCQs.

2nd Year Math Chapter 7 Vectors MCQs With Answers

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2nd Year Math Chapter 7

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1. If u = 3i − j + 2k then [3,-1,2] are called ____________ of u .

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2. If θ is the angle between two vectors a and b, then cosθ =

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3. The lines joining the mid-points of any two sides of a triangle is always _____to the third side.

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4. The angles α, β, and γ which a non-zero vector r makes with x-axis, y-axis and z − axis respectively are called_____________ of r.

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5. In space the vector j can be written as

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6. A point P in space has __________ coordinates.

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7. Parallelogram law of vector addition to describe the combined action of two forces, was used by

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8. In space the vector k can be written as

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9. If the dot product of two vectors is zero, then the vectors must be

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10. The vector whose initial point is at the origin and terminal point is P, is called

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11. If the terminal point B of the vector AB coincides with its initial point A, then |AB| = |BB| =

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12. The vector whose magnitude is 1 is called

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13. In space the vector i can be written as

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14. The measure of angle θ between two vectors is always.

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15. u = 2i + 3j + k,v = −6i − 9j − 3k are _________vectors.

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16. Which of the following can be the direction angles of some vector

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17. If θ be the angle between two vectors a and b, then the projection of b along a is

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18. If the cross product of two vectors is zero, then the vectors must be

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19. Two vectors are said to be negative of each other if they have the same magnitude and __________direction.

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20. Measures of direction angles α, β and γ are

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