Physics · Semiconductors
Assertion (A): An n-type semiconductor as a whole is electrically neutral. Reason (R): The pentavalent impurity atoms added to an intrinsic semiconductor donate electrons but the total number of protons remains equal to the total number of electrons in the crystal lattice.
- 1Both Assertion (A) and Reason (R) are false.
- 2Assertion (A) is true, but Reason (R) is false.
- 3Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of Assertion (A).
- 4Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).✓
Correct answer
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
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