An Incompressible Ideal Fluid Flows Steadily Through a Pipe That

Multiple Choice

An incompressible ideal fluid flows steadily through a pipe that has a change in diameter. The fluid speed at a location where the pipe diameter is 8.0 cm is 1.28 m/s . What is the fluid speed at a location where the diameter has narrowed to 4.0 cm?

A) 5.1 m/s
B) 2.6 m/s
C) 0.32 m/s
D) 0.64 m/s
E) 1.3 m/s