Physics - Current Electricity Question with Solution | TestHub

PhysicsCurrent ElectricityMicroscopicEasy2 minPYQ_2015
PhysicsEasysingle choice

Across a metallic conductor of non-uniform cross section a constant potential difference is applied. The quantity which remains constant along the conductor is:NEET 2015 (Phase 1)

Options:

Answer:
A
Solution:

Current flow across the metallic conductor remains constant because the area of cross-section of conductor is non-uniform. So, Current density will be different but the number of flow of electrons will be same.

Stream:NEETSubject:PhysicsTopic:Current ElectricitySubtopic:Microscopic
⏱ 2mℹ️ Source: PYQ_2015

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