A carnot engine, having an efficiency of eta=1//10 as heat engine, is used as a refrigerator. If the work done on the system is 10J, the emount of energy absorbed from the reservoir at lower temperature is

A carnot engine, having an efficiency of eta=1//10 as heat engine, is

1.	A carnot engine, having an efficiency of eta=1//10 as heat engine, is used as a refrigerator. If the work done on the system is 10J, the emount of energy absorbed from the reservoir at lower temperature is
Answer» 100J 99J 90J 1J Answer :C