1.In MATLAB when a function is called, how is data passed from the caller to the function, and how are the results of the function returned to the caller
2.A rough concrete rectangular channel with a bottom width of 8 feet drops 1 foot in a 3 mile stretch conveys a discharge of 100,000 gpm. Assume n = 0.016. Compute the critical depth in the channel
a).0.9 feet
b).1.7 feet
c).2.9 feet
d).4.6 feet
3.A trapezoidal channel with a bottom width of 4 feet and side slopes 2:1 (H:V) and a bed slope of 1 percent conveys a discharge of 50,000 gpm. Assume n = 0.025. Compute the normal depth
a).0.84 feet
b).2.1 feet
c).3.7 feet
d).5.1 feet
4.What is the normal depth in a 4-foot wide rectangular channel that conveys a discharge of 100 CFS and has a bed slope of 2% with a Manning’s roughness coefficient of 0.025?
a).1.3 feet
b).2.7 feet
c).4.4 feet
d).6.2 feet