Physics - Current Electricity Question with Solution | TestHub
PhysicsCurrent ElectricityElectrical instrumentEasy2 minPYQ_2021
PhysicsEasysingle choice
In potentiometer experiment, null point is obtained at a particular point for a cell on potentiometer wire ' ' long. If length of potentiometer wire is increased by few centimeters without changing the cell, the balancing length will [Driving source is not changed]
Options:
Answer:
B
Solution:
If the length of potentiometer wire increase, the potential gradient will decrease. Hence to balance the same p.d., the length will increase.
Stream:MHT_CETSubject:PhysicsTopic:Current ElectricitySubtopic:Electrical instrument
⏱ 2mℹ️ Source: PYQ_2021
Doubts & Discussion
Loading discussions...
