Multiple Choice
Which increases the efficiency of a photovoltaic or solar cell?
I.Replacing crystalline silicon with its non-crystalline form
II.Increasing the number of alternating p- and n-type layers of semiconductors
III.Decreasing the thickness of each alternating p- and n-type layer of semiconductor
A) I and II only
B) II and III only
C) I and III only
D) I,II,and III
Correct Answer:

Verified
Correct Answer:
Verified
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