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Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class12  >>  Current Electricity
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Which of the following is incorrect: \[\] When a potential difference is applied across, the current passing through

$\begin {array} {1 1} (A)\;An\: insulator\: at\: 0K \: is\: zero & \quad (B)\;A \: semiconductor \: at \: 0K \: is\: zero \\ (C)\;A\: metal\: at\: 0K\: is\: finite & \quad (D)\;A\: p-n\: diode \: at\: 300K\: is\: finite, \: if\: it\: is\: in\: reverse\: bias \end {array}$


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The current through a metal at 0K is infinite
Ans : (C)


answered Feb 16, 2014 by thanvigandhi_1
edited Mar 14, 2014 by thanvigandhi_1

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