A vector which has magnitude one is called _________?

Related Mcqs:

1. The unit vector in the direction of vector A = 2 i^ -2j^ + k^ is_______________?

   A. 2i^ – 2j^ + k^
   B. (2i^ – 2j^ +k^)/9
   C. (2i^ – 2j^ +k^)/3
   D. (2i^ – 2j^ +k^)/5

2. Two vectors A and B are making angle θ with each other. The scalar projection of vector B on vector A is written as____________?

   A. A.B/A
   B. A.B/B
   C. A.cosθ
   D. Both a and b are correct

3. Null vector is a vector which has________________?

   A. Zero magnitude
   B. No specified direction
   C. Both A and B are correct
   D. Both A and B are not correct

4. For what value of “a” , the magnitude of a vector A= 2i^+j^+ak^ should be 3?

   A. -2
   B. 2
   C. 4
   D. Both A & B

   Submitted by: Zahid Jagirani

5. What is the minimum number of unequal magnitude vectors required to get a null vector?

   A. Zero
   B. Two
   C. Three
   D. None

   Submitted by: Zahid Jagirani

6. The standard vector symbol for flux density is ____________________?

   A. M
   B. L
   C. H
   D. B

7. Addition of vector obeys_____________?

   A. Commutative law
   B. Distributive law
   C. Associative law
   D. All given laws in A, B and C

8. Unit vector n^ is along______________?

   A. X-axis
   B. Normal on a surface
   C. Y-axis
   D. Z-axis

9. Maximum number of components of a vector may be________________?

   A. 1
   B. 2
   C. 3
   D. Infinite

10. The cross product of two vectors is a negative vector when______________?

    A. They are parallel vectors
    B. They are anti parallel vectors
    C. They are a perpendicular vector
    D. They are rotated through 270°