Match the following –
Column-I | Column-II |
(i) Electrical conductivity of a conductor depends upon | [A] Dimension (length and area of cross section |
(ii) conductance of a conductor depend upon | [B] Temperature |
(iii) For a given conductor and at given temperature current density depends on | [C] Nature of Conductor i.e. resistivity of conductor |
(iv) For a given potential difference applied across a conductor current in it will depend on | [D] Electric field strength |
Text Solution
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Ans.
(i) [B],[C]
(ii) [A],[B],[C]
(iii) [C],[D]
(iv) [A],[B],[C]
Sol.
(i) Temperature, Nature of Conductor i.e. resistivity of conductor
(ii) Dimension (length and area of cross section, Temperature, Nature of Conductor i.e. resistivity of conductor
(iii) Nature of Conductor i.e. resistivity of conductor, Electric field strength.
(iv) Dimension (length and area of cross section, Temperature, Nature of Conductor i.e. resistivity of conductor
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