Tag: #compressionstroke
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EK Motor Mar 2023 (Q9)
With reference to medium speed diesel engine cylinder liners (a) Explain the cause and effect of liner polishing and glazing (6) (b) Explain the action of an anti-polishing ring during the operation of the engine (5) (c) Describe how effective cylinder lubrication is achieved (5) Mar 2023 (Q9)
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EK Motor Mar 2021 (Q2)
(a) With the aid of sketches, describe the operation of a dual fuel 4-stroke engine when operating on gas (10) (b) For the engine described in part (a), explain how and when the fuels are supplied to the cylinders (6) Dual fuel Mar 2021 (Q2)
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EK Motor Oct 2020 (Q4)
(a) Explain, with the aid of sketch, the gas combustion process in a dual fuel medium speed main engine, operating with pilot injection (10) (b) Explain what is meant by exhaust gas recirculation and how this may be effective in reducing air pollution (6) Dual fuel Oct 2020 (Q4)
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EK Motor Jul 2020 (Q5)
(a) Explain, with the aid of sketches, the gas combustion process in a dual fuel medium speed main engine, operating with pilot injection. (10) (b) Explain what is meant by exhaust gas recirculation and how this may be effective in reducing air pollution. (6) Dual fuel Jul 2020 (Q5)
UKM Tuticorin 