Physics - Current Electricity Question with Solution | TestHub
PhysicsCurrent ElectricityElectrical instrumentEasy2 minPYQ_2020
PhysicsEasysingle choice
Correct diagram for the determination of internal resistance of a primary cell by potentiometer is
Options:
Answer:
C
Solution:
The polarity of primary cell and secondary cell should be in same sense. Also, a key is kept in series with resistance box to measure emf when the key is open.
Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Current ElectricitySubtopic:Electrical instrument
⏱ 2mℹ️ Source: PYQ_2020
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