Punjab 12th Class Math Chapter 7 Vectors Mcqs Test Online

Total Question
20 Questions
Total Marks
40 Marks
Total Time
20 Minuts
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Test Name



Ch. 7 # Vectors

Subject



Mathematics (12th Class)

Test Type



MCQs


Punjab 12th Class Math Chapter 7 Vectors Mcqs Test Online

Punjab 12th Class Math Chapter 7 Vectors Mcqs Test Online

 

Question 1 of 20

Math

1. If the right bisectors of the two sides of a triangle pass through the origin then the right bisector of the third side will pass through the point

1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Two or more vectors are said to be collinear if they are

1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. The equation 2x + 3y + 6z = 35 represents
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. Which of triples can be direction angles of a single vector =
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. For three vectors a, b, & c : (a + b) + c =

 
1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. If  l₁l₂ + m₁m₂ + n₁n₂ = 0then the angle between the two vectors is
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. The point (3, 5, 8) lies in the

1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. If i & j are two unit vectors then i x j =
1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. The three coordinate’s planes divide all space into

1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. The distance from the origin to the plane
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2.
3.
4.

Question 10 of 20

Question 11 of 20

11. The triangle law for vector addition is equivalent to the
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. If Cosα, Cosβ, Cosχ are the directions Cosines of a vector then
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. Magnitude of the vector xî + yĴ is:
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. The coordinates of the center of the sphere x² + y² + z² = 9 is

1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. The position vector of a point P(x, y, z) is denoted by

 

 
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. The join of the mid points of the consecutive sides of any quadrilateral is
1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. The contact in which the point coordinates are all positive is called

1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. The equation (x – 1)² + (y – 3)² + (z – 5)² = 25 represents

1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. If the vector 2i + 4j – yk and 2i + 6j xk are perpendicular then x =
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. The numbers proportional to the direction cosines of a vector are called

 
1.
2.
3.
4.

Question 20 of 20


 

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