Body Direction Diagram. The size of the arrow in a free body diagram reflects the magnitude of the force. All forces and moments acting on the object are represented using two dimensional or three dimensional representation using the free body diagram or fbd concept.
Comparing the two drawings we see that friction acts in the opposite direction in the two figures. The aorta and the pulmonary. The upper limbs are at the bodys sides with the palms facing forward.
The free body in free body diagram means that the body to be analyzed must be free from the supports that are physically holding it in place.
A free body diagram isa simple diagramthat sbows the sizen and direction of all forceszcting upo n n object. The two main cavities are called the ventral and dorsal cavities. There is a small hot spot in the top left corner. Answer this question answer898.