Engineering Mechanics - Force System Resultants - Discussion

Discussion :: Force System Resultants - General Questions (Q.No.23)


A force of 50 N is applied to the handle of the door as shown. Determine the projection of the moment of this force about the hinged axis z. Neglect the size of the doorknob. Suggestion: Use a scaler analysis.

[A]. Mz = 15.9 N-m
[B]. Mz = -15.9 N-m
[C]. Mz = -27.6 N-m
[D]. Mz = 27.6 N-m

Answer: Option B


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