Roll No. EEEEEEEEEE Total No. of Pages : 02
Total No. of Questions : 09
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B.Tech. (AE) (2012 to 2017) (Sem.-4)AUTOMOTIVE FUELS AND EMISSIONS
Subject Code : BTAE-405
M.code : 54126
Time : 3 Hrs. Max. Marks : 60
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INSTRUCTION TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
SECTION-A
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- Answer briefly :
- How is Bio diesel manufactured?
- Name any two synthetic alternative fuels.
- Name any two future alternative fuels.
- How can ammonia be hazardous to humans?
- What are water fuel cells?
- What do you understand by particulate emissions?
- How does a catalytic converter work?
- What is ‘unleaded petrol’?
- Provide utility of flame ionization detectors.
- What is NDIR analyser?
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SECTION-B
- Give classification of automobile fuels. Explain with reference to present scenario of auto fuel emissions.
- What are alternative fuels? Why do we need them? Provide the complete road map for alternative fuels.
- What are the performance and safety aspects related to automobile fuels? Explain each fuel with their properties and production process.
- How do automobile emissions affect the health of humans? Explain briefly.
- Explain the following :
- Compressed natural Gas
- Liquefied petroleum Gas
- Bio-Fuels
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SECTION-C
- What are the HC, CO and NO emissions, how are they different in CI and SI engines? Explain Briefly.
- What is NOx treatment in diesel engine? How does it help to reduce pollutants?
- What is ‘Exhaust gas-recirculation’? How does it help to reduce pollutants and enhance efficiency of engines?
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B.Tech Question Papers 2020 March (All Branches)