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EK-Motor : 2018/MAR/06 – 2019/OCT/08 – 2021/DEC/09 – 2024/MAR/09
Question
Q9. With reference to boilers and steam generation systems:
(a) Explain the term water hammer, stating how it is caused and describing the possible consequences of it; (4)
(b) explain how water hammer can be avoided; (4)
(c) describe, with the aid of a sketch, how the boiler fuel system may be operated in port to comply with local emission control regulations. (8)
Asked in Year/Month/Ques No.