A. Zero magnitude
B. No specified direction
C. Both A and B are correct
D. Both A and B are not correct
A. West
B. North
C. Down
D. Up
A. Head to tail rule
B. Right-hand rule
C. Left-hand rule
D. Triangular rule
A. 1
B. i^
C. j^
D. k^
A. A.B = A^ B^
B. |A| = |B|
C. |A^| = |B^|
D. AB^ = BA^
A. B is anti-parallel to A
B. B is a negative vector of A
C. B has a negative magnitude
D. B is perpendicular to A
A. A.B/A
B. A.B/B
C. A.cosθ
D. Both a and b are correct
A. 1st
B. 2nd
C. Both 1st and 3rd
D. 4th
A. 30°
B. 60°
C. 90°
D. 120°
A. Can produce torque
B. Cannot produce torque
C. Some time can produce torque some time cannot
D. Has no relation with torque