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Q6. (a) As Chief Engineer, explain how the performance of a main diesel engine may be determined, indicating how the information collected is analysed to assess the performance of an individual cylinder in relation to the overall engine performance. (6)

(b) Explain how defective fuel injection may be detected stating, with reasons, the causes of defective cylinder fuel injection. (6)

(c) Explain the causes of afterburning in a single cylinder of a diesel engine, stating how this may be brought to the attention of the duty engineer. (4)