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MEO Class II – EK-Motor : 2022/NOV/09 – 2025/APR/02

Question

Q2. NOx Tier-III requirements are getting mandatory as per MARPOL Annex VI. In this context, briefly explain the following:

a) Working principles and Components in a SCR system. (6)

b) Operational sequence of a NOX control SCR plant. (5)

c) Operational difficulties in SCR systems. (5)

Asked in Year/Month/Ques No.

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