A light-weight potter's wheel, having a moment of inertia of is spinning freely at 40.0 rpm. The potter drops a small but dense lump of clay onto the wheel, where it sticks a distance 1.2 m from the rotational axis
If the subsequent angular speed of the wheel and clay is 32 rpm, what is the mass of the clay?
A) 3.7 kg B) 4.6 kg C) 4.2 kg D) 2.8 kg
C
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Answer the following statement true (T) or false (F)
How far are you from your image when you stand 0.750 m in front of a vertical plane mirror?
A) 1.50 m B) 0.750 m C) 0.375 m D) 3.00 m
The __________ of the sun is not visible during a total solar eclipse
Fill in the blank(s) with correct word
A cup of water is filled to the brim when an ice cube is placed in it. The tip of the ice cube sticks out of the surface. As the ice melts, you observe that
A) the cup overflows. B) the cup might overflow but it depends on the actual mass of the ice cube. C) the water level remains the same. D) the water level actually goes down. E) There is not enough information to answer this question.