1. Tardigrade
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  3. Physics
  4. Statement I A solar cell is made in wafer's shape (of large area). Statement II By increasing area, work-function of electron is decreased.

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Q. Statement I A solar cell is made in wafer's shape (of large area).
Statement II By increasing area, work-function of electron is decreased.

Semiconductor Electronics: Materials Devices and Simple Circuits

Solution:

Solar cells are made wafer shape as a large area ensures more incident solar power.

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