TestHub
TestHub

Physics - Elecrostatics Question with Solution | TestHub

PhysicsElecrostaticsElectric Field & ForceHard2 minPYQ_2021
PhysicsHardsingle choice

A uniformly charged disc of radiusRhaving surface charge densityσis placed in thexyplane with its center at the origin. Find the electric field intensity along thez-axis at a distanceZfrom origin:

Question diagram: A uniformly charged disc of radius R having surface charge d

Options:

Answer:
C
Solution:

E=0R14πε0×σ×2πxdx×xx2+Z232=σ2ε01-ZZ2+R21/2

Stream:JEESubject:PhysicsTopic:ElecrostaticsSubtopic:Electric Field & Force
2mℹ️ Source: PYQ_2021

Doubts & Discussion

Loading discussions...