Question: Two 2.0-g spheres are suspended by 10.0-cm-long light strings (Fig.). A uniform electric field is applied in the x-direction. If the spheres have charges of

Two 2.0-g spheres are suspended by 10.0-cm-long light strings (Fig.). A uniform electric field is applied in the x-direction. If the spheres have charges of ?? 5.0 × 10??8 C and + 5.0 × 10??8 C, determine the electric field intensity that enables the spheres to be in equilibrium at θ =10?.

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