Water flows in the horizontal pipe shown in Fig. 13-6. At A the diameter is 5.00 cm and at B the diameter is 4.00 cm
The fluid in the manometer is mercury, which has a density of 13,600 kg/m3. The manometer reading h is 4.40 cm. What volume of water is flowing through the pipe per second?
A)
0.0206 m3/s
B)
0.0426 m3/s
C)
0.00560 m3/s
D)
0.372 m3/s
E)
0.186 m3/s
C
You might also like to view...
How does Earth's varying distance from the Sun affect our seasons?
A) It doesn't; Earth's orbital distance plays no significant role in the seasons. B) It makes summer warmer in the Northern Hemisphere than in the Southern Hemisphere. C) It is responsible for the fact that the seasons are opposite in the Northern and Southern hemispheres. D) It causes the seasons to be more extreme than they would be if the Earth's distance from the Sun were always the same.
Overall, current data suggest that ________ of stars are orbited by one or more planets.
A) at least about 70% B) approximately 1% C) approximately 20% D) no more than 30%
Three resistors take the shape of a triangle, one resistor in each leg. Resistance in one leg is 4 ohms, in a second leg is 6 ohms, and third leg is 10 ohms. A measurement of resistance across the 10-ohm resistor will show the equivalent resistance to be
A) 1.4 ohms. B) 5 ohms. C) 6.7 ohms. D) greater than 6.7 ohms.
The force of kinetic friction between two surfaces is independent of the area of contact between the surfaces
Indicate whether the statement is true or false