In a section of horizontal pipe with a diameter of 3.00 cm the pressure is 5.21 kPa and water is flowing with a speed of 1.50 m/s. The pipe narrows to 2.50 cm. What is the pressure in the narrower region?
A)
4.00 kPa
B)
7.50 kPa
C)
5.82 kPa
D)
6.42 kPa
E)
4.61 kPa
A
You might also like to view...
If the amount of polar ice decreases, what would happen, and why?
A) cooling, because melted ice cools things off B) warming, because more sunlight is reflected C) cooling, because more sunlight is reflected D) warming, because more sunlight is absorbed
The discreteness of orbits of electrons in an atom are due to
A) wave interference. B) momentum conservation. C) electric charge quanta D) all the above E) none of the above
In an inertia balance, a body supported against gravity executes simple harmonic oscillations in a horizontal plane under the action of a set of springs. If a 1.00 kg body vibrates at 1.00 Hz, a 2.00 kg body will vibrate at
a. 0.500 Hz. b. 0.707 Hz. c. 1.00 Hz. d. 1.41 Hz. e. 2.00 Hz.
Specific Heat: Which one of the following quantities is the smallest unit of heat energy?
A. calorie B. kilocalorie C. Btu D. joule