The direction of a vector in space is specified by_______________?

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. The direction of the vector product is given by______________?

   A. Head to tail rule B. Right-hand rule C. Left-hand rule D. Triangular rule...

5. A vector can have maximum________components in space.?

   A. Zero B. Two C. Three D. Infinite Submitted by: Zahid Jagirani...

6. If east, west, north, south, up and down are representing the direction of unit vectors, then east x south has the direction along_____________?

   A. West B. North C. Down D. Up...

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

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

8. Which one is not correct for a vector A= 2i+2j+3k ?

   A. Has direction 45° with an x-axis B. Has magnitude 2 C. Has magnitude 2 and direction °=45° with a y-axis D. Has magnitude -2...

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

   A. 30° B. 60° C. 90° D. 120°...

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

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