Moment of normal force and frictional forces about the pivot axis are 640000N-mm and 250000N-mm respectively. If force acts at a distance of 190mm from the pivoted point, calculate the actuating force.

Moment of normal force and frictional forces about the pivot axis are

1.	Moment of normal force and frictional forces about the pivot axis are 640000N-mm and 250000N-mm respectively. If force acts at a distance of 190mm from the pivoted point, calculate the actuating force.
A.	1078.6N
B.	2052.6N
C.	3223.5N
D.	4454.5N
Answer» C. 3223.5N