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a) An electric field has the expression E = 3.0î + 2.0ĵ V/m. The position of...

a) An electric field has the expression E = 3.0î + 2.0ĵ V/m. The position of a particle is given by ds = 5.0dyĵ m. Determine the electric potential of this particle from x = 2.0 cm to x = 10.0 cm.

b) The voltage across an air-filled capacitor is measured to be 25.0 V. An unknown dielectric is inserted between the plates, the voltmeter now reads 10.0 V. What is the most likely material this dielectric is made out of?

c) The plates of this capacitor are separated by 1.0 mm. The maximum charge that can be stored in this capacitor is 30.0 μC. Determine the area of the plates of this capacitor.

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