A triangular water trough is "a" metres wide and "a" metres deep, as shown in Figure 3. If the trough is filled with water, calculate the magnitude and location of the resultant force acting on the triangular end plates (shaded in grey). The density of water is 1000 kg/m³ (ignore the atmospheric pressure). Use the va of "a" corresponding to the last digit of your SID from Table 1. "a" m "a" m a=7
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