You are building a house in the town of Springfield and a water tower is being built to service the town. The tower is 2km from your house and 5m higher than your house. The water in the water tower is at 1atm and supplied at a rate of 2500 US gallons per day through a 4 " internal diameter PVC pipe to your house. You estimate the frictional losses at 30J/kg. Before water enters your house, it passes through a booster pump to ensure sufficient water pressure for household use. The pump has rating of 0.1hp with 60% efficiency. a) Estimate the water pressure (atm) at the inlet to your house. b) To increase the house water pressure, should the pipes be larger or smaller