In the diagram above, MN is perpendicular to ON and MR what is the difference between the moment about N of the force of 20 Newtons applied along MP an its moment about 0
A.
Zero
B.
0.2N.m
C.
0.4N.m
D.
0.8N.m
E.
0.6N.m
Correct answer is A
No explanation has been provided for this answer.