The U-tube shown is rotated about the left vertical leg at 100 rpm. The highest pressure in the U-tube is nearest:
(A) 5.6 kPa
(B) 4.2 kPa
(C) 2.2 kPa
(D) 0.8 kPa
You might also like to view...
In order to use a simple magnifying glass, you want to place the object of interest
A. at a distance greater than that of the focal point. B. between the magnifying glass and the eye. C. at a distance less than that of the focal point.
Motor oil, with a viscosity of 0.25 N ? s/m2, is flowing through a tube that has a radius of 5.0 mm and is 25 cm long. The drop in pressure is 300 kPa. What is the volume of oil flowing through the tube per second?
A) 0.00038 m3/s B) 0.025 m3/s C) 0.0012 m3/s D) 4.7 m3/s E) 7.5 m3/s
A recurrent nova could eventually build up to a:
A) planetary nebula. B) type I supernova. C) type II supernova. D) hypernova. E) quasar.
How many of the infinite number of Balmer spectrum lines are in the visible spectrum range?
A) none B) 2 C) 4 D) 6 E) infinite