Physics - Current Electricity Question with Solution | TestHub

PhysicsCurrent ElectricityElectrical instrumentEasy2 minPYQ_2020

PhysicsEasysingle choice

To send $10$ % of the main current through a moving coil galvanometer of resistance 9 $Ω,$ shunt $S$ required is

Answer:

Solution:

$i_{g} \times G = (i - i_{g}) \times S$

$S = \frac{0.1}{0.9} \times G {i_{g} = 0.1 i}$

$S = \frac{1}{9} \times 9 = 1 Ω$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Current ElectricitySubtopic:Electrical instrument

⏱ 2mℹ️ Source: PYQ_2020

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