Solved Problem on hinged Joints

Submitted by tushar pramanick on Tue, 07/23/2013 - 10:27
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GATE 2013 : Mechanical Engineering

Q. A hinged gate of length 5 m, inclined at 30° with the horizontal and with water mass on its left, is shown in the figure below. Density of water is 1000 kg/m3. The minimum mass of the gate in kg per unit width (perpendicular to the plane of paper), required to keep it closed is

 

Options:

(A) 5000 (B) 6600 (C) 7546 (D) 9623

 

 

Ans:

 

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