1.

Considera reversibleengineof efficiency1/6 whenthe temperatureof thesinkis reduced by62 ^@C, itsefficiency gets doubled. Thetemperatureof thesourceand sinkrespectivelyare

Answer»

372 K and 310 K
273 K and 300 K
`99^(@)C and 10^(@)C`
`200^(@)C and 37^(@)C`

ANSWER :A


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