1.

An ideal gas heat engine operators in a carnot's cycle between 227^(@)C and 127^(@)C. It absorbs 6xx10^(4)J at high temperature. The amount of heat converted into work is …………… .

Answer»

`1.2xx10^(4)" cal"`
`4.8xx10^(4)" cal"`
`6XX10^(4)" cal"`
`2.4xx10^(4)" cal"`

SOLUTION :`"Efficiency "=(W)/(Q)=1-(T_(2))/(T_(1))=1-((273+127))/((273+227))=(1)/(5)`
`W=(1)/(5)xx6xx10^(4)=1.2xx10^(4)" Cal"`


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