1.Write the MATLAB statements required to calculate y(t) from the equation: (-3t^2)+5 , t is greater than or equal to 0 y(t)= (3t^2)+5 , t<0
2.Suppose the gas above the soda in a bottle of a soft drink is pure CO2 at a pressure of 2 atm. a. Estimate the pH of the soda. b. Calculate CT, the total dissolved inorganic carbon.
3.A rectangular concrete (n = 0.013) channel has been surveyed to drop 6.512 feet in a four mile stretch and has a bottom width of 6-feet. The depth of flow is 4 feet. What is the flow rate? a).16cfs b).33cfs c).46cfs d).69cfs
4.Determine the required size of new Schedule 40 steel pipe to carry 0.5 cfs (Q = 0.5 cfs) of water at 160o F with a maximum pressure drop of 10 psi per 1,000 ft.