By what percentage has mass of cube decreased
Suppose a cube of aluminum which is 1.00 cm on a side accumulates anet charge of +2.50 pC. (a)What percentage of the electronsoriginally in the cube was removed? (b) By what percentage has themass of the cube decreased because of this removal?
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When the speed of the turntable is slowly increased, the object remains fixed on the turntable until a rate of 40 rpm is reached, at which point the object slides off. What is the coefficient of static friction between the object and the turntable
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What percentage of the electrons originally in the cube was removed? (b) By what percentage has the mass of the cube decreased because of this removal?
Find the net force (magnitude and direction) acting on a 0.5C charge due to a 3C charge 1.2 meters away at an angle of 30 degrees (counterclockwise from the x-axis) and a -3C charge 2 meters away at an angle of -90 degrees.
A bug is on the rimof a disk of diameter 13 in that moves from rest to an angular speed of 70 rev/min in 5.2 s. What is the tangential acceleration?
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