An ideal Carnot heat engine with an efficiency of `30%`. It absorbs heat from a hot reservoir at `727^(@)C`. The temperature of the cold reservoir is

Question

An ideal Carnot heat engine with an efficiency of `30%`. It absorbs heat from a hot reservoir at `727^(@)C`. The temperature of the cold reservoir is

An ideal Carnot heat engine with an efficiency of `30%`. It absorbs heat from a hot reservoir at `727^(@)C`. The temperature of the cold reservoir is
A. `509^(@)C`
B. `427^(@)C`
C. `273^(@)C`
D. `218^(@)C`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`eta = 1 - (T_(C))/(T_(H)) implies 0.3 = 1 - (T_(C))/(1000)`

5 views Answered 2023-02-05 15:29