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CUET

Q5. Figure shows drift speed Va of conduction electrons in a copper wire versus position (X) for the three sections. Then, Vd ΙⅡⅢ X (A) Radius of III > Radius of II > Radius of I (B) Electric Field in III > Electric Field in II > Electric Field in I (C) Radius of wire is same in all sections (D) Conductivity is same in all sections Choose the correct answer from the options given below: (a) (D) only (b) (B) and (D) only (c) (A) and (D) only (d) (B) and (C) only