1. Properties of the medium/substance used
2. Condition of engine
3. Working condition
4. Temperature range of operation
Temperature range of operation
1. Temperature
2. Enthalpy
3. Internal energy
4. Entropy
Entropy
1. Process is thermodynamically in equilibrium
2. Process is executed in closed system cycle
3. Its entropy will change due to irreversibility
4. Sum of heat and work transfer will be zero
Sum of heat and work transfer will be zero
1. Engine with 100% thermal efficiency
2. A fully reversible engine
3. Transfer of heat energy from low temperature source to high temperature source
4. A machine that continuously creates its own energy
A machine that continuously creates its own energy
1. Feasible
2. Impossible
3. Possible
4. Possible, but with lot of sophistication
Possible, but with lot of sophistication
1. Two isothermal and two isotropic
2. Two is entropics and two constant volumes
3. Two is entropics, one constant volume and one constant pressure
4. Two is entropics and two constant pressures
Two is entropics and two constant pressures
1. Constant pressure
2. Constant volume
3. Constant temperature
4. Constant enthalpy
Constant temperature
1. Prevents thermal interaction
2. Permits thermal interaction
3. Encourages thermal interaction
4. Discourages thermal interaction
Permits thermal interaction
1. Prevents thermal interaction
2. Permits thermal interaction
3. Encourages thermal interaction
4. Discourages thermal interaction
Prevents thermal interaction
1. The room will be cooled to the temperature inside the refrigerator.
2. The room will be cooled very slightly.
3. The room will be gradually warmed up.
4. The temperature of the air in room will remain unaffected.
The room will be gradually warmed up.