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MHT CET Physics question

PhysicsCurrent ElectricityMHT CET

The sensitivity of galvanometer is 50 div/A. When shunt is used its sensitivity becomes 10 div/A. If the resistance of galvanometer is 20 , then the value of shunt is

Answer: (C)

Solution

Sensitivity falls to one fifth, so ; 2,

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Question ID VK-078661