The water main at my house has a pressure of 135 psig. if a nozzle with a diameter of 0.5 inches is attached to the main, what is the maximum flow rate that water would leave the nozzle? a. 11.4 gpm b. 43.8 gpm c. 29.5 gpm d. 61.3 gpm

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false

Water in a partially filled large tank is to be supplied to the roof top, which is 8 m above the water level in the tank, through a 2.2-cm-internal-diameter pipe by maintaining a constant air pressure of 300 kpa (gage) in the tank. if the head loss in the piping is 2 m of water, determine the discharge rate of the supply of water to the roof top in liters per second.

What is creep? what is stress relaxation?