A. 1
B. 2
C. 3
D. Infinite
Related Mcqs:
- 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 - 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 - 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 - In which quadrant the two rectangular components of a vector have same sign ?
A. 1st
B. 2nd
C. Both 1st and 3rd
D. 4th - Angle between the rectangular components of a vector is________?
A. Zero
B. 30°
C. 45°
D. 90°Submitted by: Zahid Jagirani
- 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 - Maximum number of rectangular components are_____________?
A. 1
B. 2
C. 3
D. 4 - The direction of a vector in space is specified by_______________?
A. One angle
B. Two angle
C. Three angle
D. No angle - 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° - 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
