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Physics - Current Electricity Question with Solution | TestHub

PhysicsCurrent ElectricityElectrical instrumentEasy2 minPYQ_2009

PhysicsEasysingle choice

A moving coil galvanometer has a resistance of $900Ω$ . In order to send only $10%$ of the main current through this galvanometer, the resistance of the required shunt is

Options:

Answer:

Solution:

$(b) : I_{g} = 0.1 I, I_{s} = 0.9 I; S = I_{g} G / I_{s} = 0.1 \times 900/0.9 = 100Ω$

Stream:AIIMSSubject:PhysicsTopic:Current ElectricitySubtopic:Electrical instrument

⏱ 2mℹ️ Source: PYQ_2009

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