Physics, 06.11.2020 16:40 Jasminehenry123
An aluminum wire having a cross-sectional area equal to 3.70 10-6 m2 carries a current of 8.00 A. The density of aluminum is 2.70 g/cm3. Assume each aluminum atom supplies one conduction electron per atom. Find the drift speed of the electrons in the wire.
Answers: 3
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A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?
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Physics, 22.06.2019 16:40
Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel
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Answers: 1
An aluminum wire having a cross-sectional area equal to 3.70 10-6 m2 carries a current of 8.00 A. Th...
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