10th Class Mathematics Chapter 6 TestUNIT 6: VECTORS IN PLANE

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. If , then  is:

   1. 

   2. 

   3. 

   4. 

2. If , then  and  are in opposite direction if:

   1. 

   2. 

   3. 

   4. 

3. A vector having magnitude zero is:

   1. Unit vector

   2. Null vector

   3. Negative vector

   4. Position vector

4. A vector whose initial point is origin O(0,0) is:

   1. Null vector

   2. Unit vector

   3. Position vector

   4. None

5. A vector whose magnitude is 1 is called ...... vector:

   1. Null vector

   2. Unit vector

   3. Position vector

   4. Negative vector

6. A point lying in Quad-III is:

   1. (-2,1)

   2. (-4,1)

   3. (2,1)

   4. (3,-1)

7. A quantity having both magnitude and direction is called:

   1. Scalar

   2. Vector

   3. Non-physical

   4. None

8. Some of two vectors is:

   1. A triangle

   2. A vector

   3. A scalar

   4. A length

9. If  is a non-zero vector then its unit vector is represented by:

   1. 

   2. 

   3. 

   4. 

10. Two vectors  and  having same length and direction are called:

    1. Equivalent vectors

    2. Equal vectors

    3. Same vectors

    4. Parallel vectors