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MHT CET Physics question

PhysicsElectrostatic Potential and CapacitanceMHT CET

Condensers of capacity 4 F, 5 F and 6 F are connected first in series. The effective capacitance is . When they are connected in parallel, the effective capacitance is . Then the ratio will be

Answer: (D)

Solution

so F, $=15\

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Question ID VK-075362