ABC is a right angled ∆ with AB = 3 cm, BC = 4 cm, AB = 5 cm. Charges of +15 stat. C, -12 and 20 stat Coulomb are placed at A, B, C respectively. The electric potential energy of three charges is
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Let ABC is a right angled triangle in which AB = 3 cm and BC = 4 cm and ? ABC=90 o . The three charges +15, +12 and -20 esu are placed on A, B and C respectively.
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