1) describe the need of the good combustion chamber for the SI engines?

2) Display by graph how the exhaust products vary along with the fuel air ratio.

3) describe how do you measure the quality of air supplied to the IC engines?

4) State the purpose which is served by measuring the air consumption of an engine.

5) Specify two benefits of the multistage compression over the single stage compression for the same pressure ratio.

6) prepare down the different types of air compressor.

7) Within the vapour compression refrigeration system, where do we have the saturated and the superheated condition of the refrigerant?

8) List out the refrigerant that is normally used in the vapour absorption refrigeration system.

9) Represent the adiabatic saturation and cooling and dehumidification process on the psychrometric chart

10) describe what is meant by the statement “Adiabatic mixing of two streams of air”?