Author Question: A level pipe contains a nonviscous, incompressible fluid with a density 1200 kg/m3 that is flowing ... (Read 138 times)

olgavictoria · **on:** Jul 29, 2018

A level pipe contains a nonviscous, incompressible fluid with a density 1200 kg/m3 that is flowing irrotationally. At one position within the pipe, the pressure is 300 kPa and the speed of the flow is 20.0 m/s.

At another position, the pressure is 200 kPa. What is the speed of the flow at this second position? A)

567 m/s

B)

16.2 m/s

C)

32.9 m/s

D)

23.8 m/s

E)

186 m/s

Question 2

The average molecular kinetic energy of a gas can be determined by knowing only

A)

the number of molecules in the gas.
B)

the volume of the gas.
C)

the pressure of the gas.
D)

the temperature of the gas.
E)

all of the above must be known.