Physics - Current Electricity Question with Solution | TestHub
PhysicsCurrent ElectricityElectrical instrumentEasy2 minPYQ_2020
PhysicsEasysingle choice
In a potentiometer experiment, the null point is obtained at a particular point for a cell on potentiometer wirelong. If the length of the potentiometer wire is increased without changing the cell, the balancing length will (Driving source is not changed)
Options:
Answer:
A
Solution:
On increasing the length of the potentiometer wire, the potential gradient will decrease, hence longer balancing length is required.
Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Current ElectricitySubtopic:Electrical instrument
⏱ 2mℹ️ Source: PYQ_2020
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