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Otto cycle engine has a compression ratio(r) of 10 intitial air temprature is 200 c at 200kpa it produces 1000kw of powe . find a) that is the temp and pressure for state 2 of process? b)what is the heat in and heat out per kg? c)what is the temp of state 3&state 4? d)find the thermal efficiency of cycle? f)sketch the t-s digram for this cycle?

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