Engineering Questions with Answers - Multiple Choice Questions

Manufacturing Processes – Electrochemical Etching – 1

1 - Question

Etching refers to the removal of material from ___________
a) the soft surface
b) the hard surface
c) the sticky surface
d) the wafer surface
View Answer Answer: d
Explanation: Etching refers to the removal of material from the wafer surface. The process is usually combined with lithography in order to select specific areas on the wafer from which material is to be removed.

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