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JEE Main 2022 Physics question

PhysicsElectrostatic Potential and CapacitanceJEE Main 2022

27 identical drops are charged at 22 V each. They combine to form a bigger drop. The potential of the bigger drop will be V.

Answer: 198

Solution

For one drop V = kq/r. For 27 drops the total charge is 27q and the new

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Question ID VK-024860