**ME8493 TE-I Question Papers**

Anna University Regulation 2017 MECH **ME8493 **TE-I **Question Papers for previous years** are provided below. **Previous Year Question Papers for **MECH **4th Sem ME8493 Thermal Engineering- I, Engineering** are listed down for students to make perfect utilization and score maximum marks with our study materials.

### Anna University Regulation 2017 (MECH) 4th Sem ME8493 TE-I- Thermal Engineering- I question paper

1.Define Air Standard Efficiency.

2.Draw Brayton cycle in TS and PV planes.

3.Complete the Otto cycle process by its P-V and T-S planes and name all the processes.

4.What are the assumptions made in Air Standard Cycles?

5.Write down the air standard efficiency equation of the Diesel Cycle.

6.Define mean Effective Pressure. Show that on p-v diagram.

7.When compression ratio is kept constant, what is the effect of cut-off ratio on the efficiency of diesel cycle?

8.In an Otto cycle, compression ratio is 9. Estimate the air standard cycle efficiency.

9.Derive expression for mean effective pressure for diesel cycle?

10.Point out the Diesel cycle on P-V and T-S planes and mention the four thermodynamic processes involved.

11.Consider a Diesel engine has a compression ratio of 14 and cut-off takes place at 6% of the stroke. Find the air standard efficiency.

12.Define Mean Effective Pressure?

13.Describe with neat sketches of p-v and T-s dual cycle?

14.Name the factors that affect the air standard efficiency of diesel cycle.

15.Define the terms compression ratio and cut-off ratio.

16.Draw the standard Rankine cycle on P-V and T-S coordinates.

17.Give the possible ways to increase thermal efficiency of Rankine cycle.

18.Name the different components in steam power plant working on Rankine cycle.

19.Analysis the effects of condenser pressure on the Rankine Cycle.

20.Compare reheat and regenerative Rankine cycle.

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ME8493 Question Papers with answers, TE-I previous year question bank – MECH 4th Semester