A heat engine works between temperatures `300K` and `600K` .The efficiency of the engine can be ?

A Carnot engine works between 600K and 300K. The efficiency of the engine is

A carnot engine operates between temperatures T and 400K(Tgt400K) . If efficiency of engine is 25% , the temperature T is :

An ideal heat engine working between temperature T_(1) and T_(2) has an efficiency eta , the new efficiency if both the source and sink temperature are doubled, will be

If a carnot engine works as temperature between 300 to 400 K. then find the efficiency of that engine

An ideal heat engine working between temperature T_(H) and T_(L) has efficiency eta . If both the temperature are raised by 100 K each the new efficiency of heat engine will be

An engine operates between temperatures 100K and 1000K. If the engine does 5000J of work per minute. How much heat is expelled by the engine?

A heat engine works between source and sink temperatures 150°C and 30°C respectively.The efficiency of heat engine may be

A heat enegine works on a carnot cycle with a heat sink at a temperature of 2700K . The efficiency of the engine 10% . Determine the temperature of heat source.

If the work done by a Carnot engine working between two temperatures 600K & 300K is used as the work input in Carnot refrigerator, working between 200K & 400K, find the heat (in J) removed from the lower temperature by refrigerator? The heat supplied to engine in 500J