Question

In previous problem, what is the reaction force on the hinge?

• A. $W-P$ upward
• B. $W-P$ downward
• C. $W-P$ to the left
• D. none of these

Answer 1

Answer: (B)

$R+P=W\Rightarrow R=W-P$
This is the reaction on rod in upward direction, so from third law, reaction on hinge will be $R$ in downward direction. Boy