A tank with a diameter of 10 m is open at the top and contains water that is 12 m deep. There is a hole 1.0 m from the bottom of the tank with a diameter of 0.02 m. The speed of the water as it exits the hole is most nearly

A
0.6m/s
B
4.5m/s
C
14.8m/s
D
15.5m/s

Aforce of 9.00 newtons acts at an angle of 19.0 to the horizontal. what is its component in the horizontal direction?

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The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.