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Solid Cylinder A long, nonconducting, solidcylinder of radius 4.9 cm has a nonuniformvolume charge density ρ that is a function of the radial distance r from the axis of the cylinder, as givenby ρ = Ar2, with A = 3.0 µC/m5.
a) What is the magnitude of the electric fieldat a radial distance of 3.9 cm from theaxis of the cylinder?b) What is the magnitude of the electric field at a radial distance of 5.9 cm from the axis of the cylinder?
A radar system can measure the time delay between the transmitted and reflected wave pulses from a distant airplane with an accuracy of 1.02 picoseconds. What is the accuracy in the calculated distance to the plane
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You and a friend have been given the task of designing a display for the Physics building that will demonstrate the strength of the electric force, calculate the necessary amount of charge on the marble for a reasonable ramp angle of 15 degrees
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