Que.No | Question/Problem | marks |
---|---|---|
Q 1b)(a) |
Give classification of IC engines (any six).......... |
6 |
Q 2 a ) |
In an Ideal ottocycle the air at the beginning of isentropic compression is at 1.01325 bar and...... |
8 |
Q 3 ) |
Represent Brayton cycle on PV and TS diagram....... |
4 |
Q 5 a ) |
Four Stroke petrol engine |
8 |
Que.No | Question/Problem | marks |
---|---|---|
Q 1a)(a) |
Represent ‘Brayton Cycle’ on P-V and T-S diagram. |
4 |
Q 1a)(d) |
Draw ‘Valve timing diagram for 4-stroke cycle diesel engine. |
4 |
Q 3 d ) |
What is ‘Scavenging’ ? List any two types of ‘scavenging’. |
4 |
Q 3 e ) |
Explain in brief the importance of ‘Super Charging’. |
4 |
Q 4a)(a) |
Explain in brief the constructional features of MPFI engine |
4 |
Q 4a)(c) |
State any four effect of detonation............ |
4 |
Q 4b)(b) |
A petrol engine working on constant volume cycle has compression ratio....... |
6 |
Q 6 c ) |
Represent Carnot cycle on P-V and T-S diagram |
4 |
Que.No | Question/Problem | marks |
---|---|---|
Q 1a)(a) |
State four assumptions made for air standard cycle. |
4 |
Q 1a)(c) |
Compare SI and CI engine on the basis... |
4 |
Q 3 d ) |
Name four sensors used in I.C. engine and explain working of any one. |
4 |
Q 3 e ) |
What is scavenging in I.C. engine ? State its types. |
4 |
Q 4a)(a) |
Explain the process of combustion in diesel engine. |
4 |
Q 4a)(b) |
Explain battery ignition in S.I. engine. |
4 |
Q 6 b ) |
A diesel engine has a compression ratio of 14 and cut-off takes place at 6% of stroke.... |
4 |
Que.No | Question/Problem | marks |
---|---|---|
Q 1a)(a) |
Write the equations for air standard efficiency of otto cycle....... |
4 |
Q 3 a ) |
Draw actual valve timing diagram for 4-stroke petrol engine. |
4 |
Q 3 b ) |
Explain turb charging with a neat sketch........ |
4 |
Q 4 a ) |
What are the causes of detonation in I.C. engine ? |
4 |
Q 4b)(a) |
Explain with neat sketch turning moment diagram for a four-stroke engine. |
6 |
Q 6 a ) |
What is MPFI ? Explain any one MPFI system with neat sketch |
4 |
Que.No | Question/Problem | marks |
---|---|---|
Q 1a)(a) |
Draw P-V and T-S diagram for Diesel cycle. Name the processes involved in it. |
4 |
Q 3 a ) |
Draw turning moment diagram for four stroke petrol engine and explain it in brief. |
4 |
Q 3 b ) |
What is supercharging ? State advantages of supercharging. |
4 |
Q 4a)(a) |
What are the effects of detonation in I.C. engine ? |
4 |
Q 4b)(a) |
Explain with neat sketch working principle of four stroke petrol engine. |
6 |