Q(a) Consider the pressure and force acting on the dam retaining a reservoir of water (FigureQI(a)). Suppose the dam is 500-m wide and the water is 80.0-m deep at the dam, asillustrated below.(i) Which of the following substances are fluids at room temperature and atmosphericpressure: air, mercury, water, glass?(ii) Find the average pressure on the dam due to the water?(iii) Calculate the force exerted against the dam.FIGURE Q1(a)Q1(b) (1) Define buoyant force(ii) Calculate the buoyant force on a 2.00-L helium balloon. Given the mass of therubber in the balloon is 1.50 g. Calculate the net vertical force on the balloon if it islet go? Neglect the volume of the rubber. Given the density of air is 1.225 kg/m'.

Given data, width of dam is L=500 (m); depth of the dam is h=80 (m); a) Mercury and water are the…

Answered: QI(a) Consider the pressure and force…

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