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A potential difference V is applied …

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A potential difference V is applied across a conductor of length l and uniform cross section area A .How will the (i) electric field E,(ii) drift velocity Vd,and (iii) current density j be affected when (a) V is doubled and (b) l is halved ( keeping other factors constant).

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CBSE > Class 12 > Physics

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CBSE > Class 12 > Physics