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Intensity vs Photocurrent

Two small sph...

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Two small spheres, each having a mass of 20 g, are suspended from a common point by two insulating strings of length 40 cm each. The spheres are identically charged and the separation between the balls at equilibrium is found to be 4cm. Find the charge on each sphere

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Two small spheres, each having a mass of 20 g, are suspended from a common point by two insultating strings of length 40 cm each. The spehres are identically charged and the separation between the balls at equilibrium is found to be 4 cm. Find the charge on each spehere.

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