Chapter 4, Problem 27P

Determine the moment of the force F=9i+18jlb about point O by the following methods: (a) vector method using rF; (b) scalar method using rectangular components of F; and (c) scalar method using components of F that are parallel and perpendicular to the line OA.

Determine the resultant moment produced by forces FB and Fc about point O. Express the result as a Cartesian vector. 5m 3 m Fc = 480 N 4 m FB = 720 N 3.5 m B

3) The man in the figure pulls the rope tied at point A.It pulls with a force of F=150 N. According to thisthe force F exerted by the man as a cartesian vector.Write it down and determine its moment about point O.

Determine the moment of force F about an axis through A and C. Express the result as a Cartesian vector

Question: For the figure shown below, determine the moment of the force F about an axis extending between points D and C. Express the result as a cartesian vector and show its unit. (Use F- 200 KN) 2 m 2 m 2 m 3 m 2 m E F B 200

Determine the moment of the force F about point P. Express the result as a Cartesian vector.

Determine the moment of the 80-lb force about the Oa axis. Express the result as a Cartesian vector. C 5 ft 30° 4 ft B 30° 45° 80 lb 6 ft 60° 120°

Determine the moment of force F about the door hinge at B. Express the result as a Cartesian vector.

F4 Determine the resultant moment produced by the forces about point o. 300 N 025