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JEE Main 10 April 2016 Paper

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Question : 15

Total: 90

Consider a thin metallic sheet perpendicular to the plane of the paper moving with speed ‘υ’ in a uniform magnetic field B going into the plane of the paper (See figure). If charge densities σ1 and σ2 are induced on the left and right surfaces,respectively, of the sheet then (ignore fringe effects) :

σ1=∊0υB,σ2=−∊0υB
σ1=
∊0υB
2
,σ2=
−∊0υB
2
σ1=σ2=∊0υB
σ1=
−∊0υB
2
,σ2=
∊0υB
2

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