Angle between the rectangular components of a vector is________?

Related Mcqs:

1. 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

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

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

3. 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

4. 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

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

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

6. What is the angle that the given vector makes with y-axis and A=2i+3j ?

   A. 30°
   B. 60°
   C. 90°
   D. 120°

7. The vector A= 2i^+2j^ makes_______ angle with x-axis.?

   A. 30°
   B. 45°
   C. 60°
   D. 90°

   Submitted by: Zahid Jagirani

8. If a vector Ā is making an angle “∅” with positive y-axis then which of the following is correct.?

   A. Ax= ACos∅
   B. Ay= ASin∅
   C. Ay= ACos∅
   D. None

   Submitted by: Zahid Jagirani

9. Maximum number of rectangular components are_____________?

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

10. The magnitude of the cross product is equal to the dot product between them. The angle between the two vectors is________________?

    A. 30°
    B. 45°
    C. 60°
    D. 180°