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V +0 2. Positive charge Q is distributed uniformly on the left quarter and negative charge - is distributed on the right quar

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At the origin. decoso &ade sino Lecoso Vertical forces can cancel out hence net electric field along y-axis is o. Electric(ii) Coloumb force acting on a ave we charge say - al at the centre of semi-circle is given by f =-QE sian of TREO here are i

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