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Match List I with List II and select the correct answer using the codes given below the lists.
List I
A. The rich mixture which provides maximum power gives large amount of
B. The condition like wall quenching and wall deposit results in
C. Addition of tetraethyl lead is being eliminated because of
D. The normal compression ratio is dropped from 10.5: 1 to 8: 1 to reduceList II
1. Hydrocarbon emission
2. NOx in exhaust gases
3. CO and hydrocarbons in exhaust gases
4. Adverse effects on exhaust emission
b. A→3, B→4, C→1, D→2
c. A→2, B→1, C→4, D→3
d. A→3, B→1, C→4, D→2
asked in Mechanical Paper-1, 2011
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