A large cylindrical tank of water of radius 12.0 m is filled to a depth of 3.00 m. A spigot on the tank is a 3.00 cm inner diameter pipe that is located 20.0 cm above the bottom of the tank
If the spigot is opened, what is the speed of the water leaving the spigot? A)
3.68 m/s
B)
27.5 m/s
C)
54.9 m/s
D)
7.41 m/s
E)
5.24 m/s
D
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How many "generations" of strongly interacting particles are there?
A) three B) four C) two D) six E) an infinite number
Unpolarized light of intensity I0 passes through two sheets of ideal polarizing material. If the transmitted intensity is 0.375I0, what is the angle between the polarizers?
a. 22.5° c. 30° b. 60° d. 45°
Middle C has a frequency of 262. Hz. What is the frequency of C an octave higher?
A) 2.10 kHz B) 786. Hz C) 0.524 kHz D) 270. Hz E) 2.62 kHz
When you read from a printed page, you're seeing reflected light that is
A) specular. B) diffuse. C) both of these D) neither of these