Two forces each of 4 N act on the opposite sides of a rectangular plate as shown in the diagram above. Calculate the magnitude of g the couple acting on the plate.
-
A.
6.4 Nm -
B.
3.2 Nm -
C.
1.6 Nm -
D.
0.8 Nm -
E.
0.0 Nm
Correct Answer: Option C
Explanation
couple moment = F x d = 4 x 0.4 = 1.6Nm