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Q:

Positive photo resists are used more than negative photo resists because ___________

A) Negative photo resists are more sensitive to light, but their photo lithographic resolution is not as high as that of the positive photo resists B) Positive photo resists are more sensitive to light, but their photo lithographic resolution is not as high as that of the negative photo resists
C) Negative photo resists are less sensitive to light D) Positive photo resists are less sensitive to light
 
Answer & Explanation Answer: A) Negative photo resists are more sensitive to light, but their photo lithographic resolution is not as high as that of the positive photo resists

Explanation: Negative photo resists are more sensitive to light, but their photo lithographic resolution is not as high as that of the positive photo resists. Therefore, negative photo resists are-used less commonly in the manufacturing of high-density integrated circuits.

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Category: Electronics & Electrical MCQs
Sub Category: VLSI Mcqs

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