Maximum number of components of a vector may be________________?

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. In which quadrant the two rectangular components of a vector have same sign ?

   A. 1st B. 2nd C. Both 1st and 3rd D. 4th...

5. Angle between the rectangular components of a vector is________?

   A. Zero B. 30° C. 45° D. 90° Submitted by: Zahid Jagirani...

6. A vector can be multiplied by a number. The number may be_______________?

   A. Dimensionless B. Dimensional scalar C. Negative D. All A, B and C are correct...

7. Maximum number of rectangular components are_____________?

   A. 1 B. 2 C. 3 D. 4...

8. The direction of a vector in space is specified by_______________?

   A. One angle B. Two angle C. Three angle D. No angle...

9. 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°...

10. Which one is a unit vector ?

    A. ??3 i^ + ??3 j^ + ??3 k^ B. 1/??3 i^ + 1/??3 j^ +1/ ??3 k^ C. ??3 / 3 i^ + ??3 / 3 j^ + ??3 / 3 k^ D. Both B and C are correct...