Which one is not a correct relation ?

Related Mcqs:

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...

The resultant of two forces of equal magnitudes is also equal to the magnitude of the forces. The angle between the two forces is________________?

A. 30° B. 60° C. 90° D. 120°...

If A=B, which of the following is not correct ?

A. A.B = A^ B^ B. |A| = |B| C. |A^| = |B^| D. AB^ = BA^...

I ^. (j^ x k^) is equal to______________?

A. 1 B. i^ C. j^ D. k^...

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...