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A: When light fails at the junction of a p-n photo diode, its P side becomes positive and N side becomes negative. R: When a photo diode is shortcircuited, the current in the external circuit flows from the P-side to the N-side. (1) Both A and R are true, and R is the correct explanation of A. (2) Both A and R are true, but R is NOT the correct explanation of A. (3) A is true, but R is false. (4) A is false but R is true. |
Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct Option is (2) Both A and R are true, but R is NOT the correct explanation of A.</strong></span></span></p><p></p> | |