Find the difference in the electric potential energies

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Reference no: EM131000209

1) In the figure below, the work done by the electrostatic force as the test charge (q₀ = 2 μC) moves from A to B is WAB = 5x10^-5 J. Find the difference in the electric potential energies of the charge between these points and the potential difference ε_V between the points.

899_The work done by the electrostatic force.png

2) The capacitance of an empty capacitor is 1.2 μF. The capacitor is connected to a 12 V battery and charged up. It is then connected to a second capacitor of capacitance C. The final voltage of both capacitors is 6 V. What was the capacitance C?

3) A spark plug in a car engine consists of two metal conductors that are separated by a distance of 0.75 mm. When an electric spark jumps between them, the magnitude of the electric field is 4.7 x 10⁷ V/m. What is the magnitude of the potential difference ε_V between the conductors?

Reference no: EM131000209

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