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Two small plastic spheres each have a mass of 1.2g and a charge of -55.0nC . They are placed 2.6cm apart (center to center).
A) What is the magnitude of the electric force on each sphere?
F=
B) By what factor is the electric force on a sphere larger than its weight?
F/mg=
An old-style TV set places 20 kV across two plates of a parallel plate capacitor. What is the speed of the electron when it exits the hole in the plate
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A high speed photograph of club hitting a golf ball is shown in the figure below. find the average force exerted on the ball by the club
What is the total flux
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