JEE MainPhysicsElectronic DevicesMCQ+4 / −1
Statement I : When a Si sample is doped with Boron, it becomes P type and when doped by Arsenic it becomes N-type semi conductor such that P-type has excess holes and N-type has excess electrons. Statement II : When such P-type and N-type semi-conductors, are fused to make a junction, a current will automatically flow which can be detected with an externally connected ameter. In the light of above statements, choose the most appropriate answer from the options given below
- AStatement I is incorrect but statement II is correct
- BBoth Statement I and statement II are correct
- CStatement I is correct but statement II is incorrect
- DBoth Statement I and Statement II are incorrect
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