[" A camot cycle has an efficiency of "40%" .It's low temperature reservoir is at "7^(@)C" ."],[" What is the temperature of source? "]

A Carnot cycle has an efficiency of 40% . Its low temperature resrvoir is at 7^(@)C . What is the temperature of source ?

A carnot engine has efficiency of 50% when its sink is at 227^(@)C . What is the temperature of source

A carnot engine has efficiency of 50% when its sink is at 227^(@)C . What is the temperature of source

A carnot engine has an efficiency of 40% when the sink temperature is 27^(@)C. The source temperature will be

A Carnot engine has an efficiency of 0.40. The Kelvin temperature of its hot reservoir is quadrupled, and the Kelvin temperature of its cold reservoir is doubled. What is the efficiency that results from these changes?

A Carnot's engine has an efficiency of 50 % at sink temperature 50^(@)C .Calculate the temperature of source.

A carnot engine has an efficiency of 30% .Its efficiency is to be increased to 50% .By what must the temperature (in K) of the source be increased if the sink is at 300K ?

A carnot engine has an efficiency of 30% .Its efficiency is to beincreased to 50% .By what must the temperature (in K) of the source be increased if the sink is at 300K ?

A Carnot's engine operates with an efficiency of 40% with its sink at 27^(@)C . By what amount should the temperature of the source be increased with an aim to increase the efficiency by 10%