An ideal fluid in a pipe of diameter 14. cm is moving at 6.0 m/s.
(a) If the incompressible fluid density is 1.05 grams/cc, what is the flow rate in kg/s?
(b) What is the speed of flow if the pipe narrows to 4.0 cm radius?
Question 2
A device that doesn't obey Ohm's law is a
A) copper wire.
B) silver bar.
C) light bulb.
D) resistor.
E) tungsten wire.