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PhysicsCurrent ElectricityElectrical instrumentEasy2 minPYQ_2011

PhysicsEasysingle choice

Anammeter reads upto $1 A$ . Its internal resistance is $0.81Ω$ . To increase the range to $10 A$ , the value of the required shunt is

Answer:

Solution:

Shunt S $= \frac{G I _{g}}{I - I _{g}}$ $= \frac{0.81 \times 1}{10 - 1} = \frac{0.81}{9} Ω = 0.09Ω$

Stream:VITEEESubject:PhysicsTopic:Current ElectricitySubtopic:Electrical instrument

⏱ 2mℹ️ Source: PYQ_2011

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