A massless horizontal strut is attached to the wall at the hinge O. Which one of the following phrases best describes the force that the hinge pin applies to the strut if the weight of the cables is also neglected?
A)50 lb, to the right
B)100 lb, straight up
C)200 lb, to the right
D)244 lb, 27° above the strut
E)56 lb, to the left

Question

A massless horizontal strut is attached to the wall at the hinge O. Which one of the following phrases best describes the force that the hinge pin applies to the strut if the weight of the cables is also neglected? 
A)50 lb, to the right 
B)100 lb, straight up 
C)200 lb, to the right 
D)244 lb, 27° above the strut 
E)56 lb, to the left

Quizplus · Accepted Answer

The Answer of A massless horizontal strut is attached to the wall at the hinge O. Which one of the following phrases best describes the force that the hinge pin applies to the strut if the weight of the cables is also neglected? 
A)50 lb, to the right 
B)100 lb, straight up 
C)200 lb, to the right 
D)244 lb, 27° above the strut 
E)56 lb, to the left

A Massless Horizontal Strut Is Attached to the Wall at the Hinge