Question

HYDROSTATIC PRESSURE EXAMPLE 3.21 A circular plate of 3 m diameter is under water with its plane making an angle of 30° with water surface. If the top edge of the plate is 1 m below the water surface, find the force on one side of the plate and its location. Solution: Given d=3m 0 30 CB= 1m 1 + 1.5 x 0.5 1.75 m FIG. 3.26 3° Area of the plate. A =ー: 7.07 m. π x (3)' G64 61 F wA 9810 x 7.07 x 1.75 121374.23 N=121.37 KN hp -depth of centre of pressure Force, Ans. sino Ah 3.98 x (sin 30 1.75 0.08+1.5 m 1.83 m Ans.

why are we not using the formula for h-bar given in second image in solution of this question

Answer 1

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