A square door with side dimensions 300mm is provided in the sidewall of a tank, which is filled, with water of specific weight 9290N/m3. What force must be applied at the lower end of the gate so as to hold the hinged door closed? The hinged end of the door lies at a depth of 3m from free water surface. How this force would change if the water surface is subjected to a pressure of 0.5×105N/m3

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anonymous · Answer

Have you tried applying pascal's law to this question?

anonymous · Answer

no but i found out how to do it :) thanx for asking pal :)

anonymous · Answer

lol you're welcome :)