two engine options are to be offered in a new automobile model engine A is naturally aspirated with a compression ratio of 10.5:1 and cylinder inlet condition of 60c and 96 kpa . engine B is supercharged with after cooling and has cylinder inlet condition of 80c and 130 k pa to avoid knock problem it is desirable to have the air-fuel temperature at the start of combustion in engine B to be the same as in engine A calculate temperature at the start of combustion in engine A.