What will be the puck speed after all of the sand is gone
The lower weight is a light bag filled with sand. Suppose a pin pokes a hole in the bag and the sand slowly leaks out while the puck is revolving. What will be the puck's speed after all of the sand is gone?
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"So far as ideas entered into my support of the. . .candidate, I simply regarded him as a poor man whose home was in a log cabin, and who would in some way help the people. . .while I was fully persuaded that Van Buren was not only a graceless
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Why is it important to study cognitive psychology? How might principles of cognitive psychology be used in other disciplines (e.g., education, business)?
A person is trying to judge whether a picture (mass = 0.7 kg) is properly positioned by temporarily pressing against the wall. The pressing force is perpendicular to the wall. The coefficient of static friction between the picture and the wall is
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A 1000-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam. Using the data shown in the figure, find (a) the magnitude of the tension in the wire
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