IC Engine Practice Test 1

1. Both the Ericsson cycle and Joule's cycle have two constant pressure processes.

2. The thermal efficiency of diesel engines is about ___________

3. For same compression ratio and for same heat added ____________

4. The theoretically correct air fuel ratio for petrol engine is of the order of ____________

5. Dissociation is the disintegration of burnt gases at __________ temperatures.

6. A diesel engine has compression ratio from ____________

7. The efficiency of Ericsson cycle is ___________ Carnot cycle.

8. The air standard efficiency of an otto cycle compared to a diesel cycle for the given compression ratio is?

9. The thermal efficiency of theoretical Otto cycle ___________

10. When the mixture is lean ____________