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MHT CET Physics question

PhysicsSemiconductor ElectronicsMHT CET

Not in JEE Advanced syllabus

Let and be the number of holes and conduction electrons respectively in a semiconductor. Then, (Here, = current due to holes movement, = current due to electrons movement, = total current)

Answer: (C)

Solution

In an intrinsic semiconductor electrons and holes are produced in pairs so , and the total current is the sum I_p$ +

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Question ID VK-074984