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Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 12 (Q.No. 42)
Electronic Devices and Circuits
42.
The function off an oxide layer in an IC device is to
  1. mask against diffusion or ion implantation
  2. insulate the surface electrically
  3. increase the melting point of Si
  4. produce a chemically stable protective layer
1, 2, 3
1, 3, 4
2, 3, 4
4, 1, 2
Answer: Option
Explanation:
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