An ideal incompressible fluid flows at 0.252 m/s through a 44-mm diameter cylindrical pipe. The pipe widens to a square cross sectional area that is 5.5 cm on a side. Assume steady flow throughout the system.
(a) What is the speed of the fluid through the square section of pipe?
(b) What is the flow rate in liters per minute?
Question 2
The largest contributor to the global warming problem is
A) fossil fuels.
B) chlorofluorocarbons .
C) landfills and trash incinerators.
D) land-use modification, such as cutting down the tropical rain forests.
E) the nuclear power industry.